8
/10
Jo Lupo is a fictional character portrayed by Erica Cerra in the TV series Eureka.
In the first episode they appeared in, titled Pilot (season 1), they were 26 years old.
They appear in all 77 aired episodes and have accumulated 2141 positive votes.
The character of Jo Lupo is mainly associated with Jack Carter, Zane Donovan and Douglas Fargo.

Jo Lupo

by Erica Cerra

character

Episodes77

  • 7.9
    /10

    Pilot
    episode S1.E1 july 2006
    After a strange accident sidelines Eureka's sheriff, U.S. Marshal Jack Carter takes over the investigation into the mysterious phenomenon that led to the death of a resident.
  • 7.5
    /10

    Many Happy Returns
    episode S1.E2 july 2006
    What appears to be a ghost begins terrorizing people and disrupting equipment shortly after a funeral, and even more surprising, one of the recently dead reappears alive.
  • 7.7
    /10

    Before I Forget
    episode S1.E3 august 2006
    Occurrences of short-term memory loss begin when visiting scientists hit town, and Jack has to determine the cause while not letting down Zoe who is acting in a school play.
  • 7.4
    /10

    Alienated
    episode S1.E4 august 2006
    The presence of a crop circle leads to thoughts of an alien invasion, the future of Eureka is threatened when a congressman visits, and Jo and Jack work on their trust issues.
  • 7.7
    /10

    Invincible
    episode S1.E5 august 2006
    A lab accident causes a scientist to, seemingly, become indestructible, but Carter and Stark have their own concerns.
  • 7.8
    /10

    Dr. Nobel
    episode S1.E6 august 2006
    After Fargo triggers a device from the Cold War era, the race is on to shut it off before it starts a world war, but the only solution may lie in the depths of a demented scientist's mind.
  • 7.4
    /10

    Blink
    episode S1.E7 august 2006
    A car accident leads back to scientists at Global, Zoe finds a boyfriend, and Jack tries to drum up support for a town baseball league.
  • 7.6
    /10

    Right as Raynes
    episode S1.E8 september 2006
    Odd fluctuations in computer-controlled environments may have something to do with the return of Eureka's prodigal son.
  • 7.5
    /10

    Primal
    episode S1.E9 september 2006
    Taggart achieves a medical breakthrough while Fargo invents a device that bridges the divide between computers and human brains.
  • 7.8
    /10

    Purple Haze
    episode S1.E10 september 2006
    Strange behavior exhibited by the townspeople is investigated by Carter,who has to solve the mystery before Stark makes a decision that could affect the world.
  • 8.1
    /10

    H.O.U.S.E. Rules
    episode S1.E11 september 2006
    A bad day in the lab forces Carter to rethink his decision to live in Eureka, prompting an intervention from S.A.R.A.H. (the self Activated Residential Automated Habitat).
  • 8.4
    /10

    Once in a Lifetime
    episode S1.E12 october 2006
    After another lab accident Jack wakens to a whole new world.
  • 7.9
    /10

    Phoenix Rising
    episode S2.E1 july 2007
    Henry and Jack struggle to deal with their losses as people begin burning to death for no apparent reason. At Global, Stark awaits the decision of the DOD.
  • 7.7
    /10

    Try, Try Again
    episode S2.E2 july 2007
    When Fargo activates a mysterious device on Allison's first day, he endangers not only himself, but Global Dynamics and Eureka as well.
  • 7.5
    /10

    Unpredictable
    episode S2.E3 july 2007
    A surprise visitor disrupts Jack and Zoe's lives; strange weather must be tracked to its source before it becomes an "ice funnel of death."
  • 7.9
    /10

    Games People Play
    episode S2.E4 july 2007
    The people of Eureka start disappearing, and Jack is the only one who notices.
  • 7.6
    /10

    Duck, Duck Goose
    episode S2.E5 august 2007
    Debris starts raining down on Eureka on the day of the school's science fair, and there may be a connection to Zoe.
  • 8
    /10

    Noche de suenos
    episode S2.E6 august 2007
    Groups of people begin sharing dreams in some embarrassing and conflicting ways as a result of some accident of convolutedly blended pairing of technologies and havoc ensues.
  • 7.7
    /10

    Family Reunion
    episode S2.E7 august 2007
    Fargo's grandfather is discovered in a cryo-stasis chamber, but no one can determine how he got in there. Elsewhere, Zoe pursues another mystery involving her dad and a dozen roses.
  • 7.8
    /10

    E=MC...?
    episode S2.E8 august 2007
    When Allison puts a newly hired, but criminal, genius in Jack's care he's less than pleased, but then an accident in a lab causes most of GD to lose their smarts, and he may be the only one with the solution.
  • 7.8
    /10

    Sight Unseen
    episode S2.E9 september 2007
    Carter begins to disappear on his anniversary, Zoe is stuck with another student for a school project, and Henry and Nathan examine the item Henry found.
  • 6.6
    /10

    God Is in the Details
    episode S2.E10 september 2007
    Zoe and her friends lose their voices, but whatever is causing the symptoms has an even worse effect on Allison and her only hope comes from an unusual source.
  • 7.9
    /10

    Maneater
    episode S2.E11 september 2007
    All the women of Eureka begin to pursue Carter, so something must be very wrong.
  • 7.3
    /10

    All That Glitters
    episode S2.E12 september 2007
    The town's metals begin to spontaneously turn to gold, but the wealth may be as fleeting as the town when the structures begin deteriorating.
  • 7.7
    /10

    A Night in Global Dynamics
    episode S2.E13 october 2007
    A flesh eating virus has infected Global Dynamics, and the building goes into a security protocol that endangers everyone's lives.
  • 7.5
    /10

    Bad to the Drone
    episode S3.E1 july 2008
    The D.O.D. has sent in a business shark to perform an evaluation of Global Dynamics' viability, and everything that could possibly go wrong, does. Including a drone, whose boosted AI turns it into a killing machine.
  • 7.5
    /10

    What About Bob?
    episode S3.E2 august 2008
    Carter and Allison search for a missing man in a bio-dome while Eva Thorne makes changes in town in the name of balance and efficiency.
  • 7.5
    /10

    Best in Faux
    episode S3.E3 august 2008
    Carter is frustrated when he's told to investigate when robotic dogs begin exploding, believing it's a waste of his time. He's even more frustrated when no one else feels the earthquakes he's experiencing.
  • 8.8
    /10

    I Do Over
    episode S3.E4 august 2008
    It's Allison's wedding day, and Carter is stuck in a time loop that causes him to relive it over and over. Unfortunately, there's no simple act that will right things, and the solution may prove very costly.
  • 7.5
    /10

    Show Me the Mummy
    episode S3.E5 august 2008
    An opened sarcophagus unleashes a plague onto those who opened the tomb, and when it threatens Eureka, Carter has to devise a temperate fix. Meanwhile, Allison thinks she's gong crazy when she keeps seeing Nathan.
  • 7.5
    /10

    Phased and Confused
    episode S3.E6 september 2008
    While Jack keeps having to rescue Lexi from a bumbling superhero, Zoe gets trapped while exploring an abandoned facility under the high school with her friends.
  • 7.7
    /10

    Here Come the Suns
    episode S3.E7 september 2008
    The appearance of a second sun makes election week in Eureka a little more intense, and gives Eva Thorne an opening that may mean the end of Global Dynamics.
  • 8
    /10

    From Fear to Eternity
    episode S3.E8 september 2008
    All of Eva Thorne's secrets are revealed when she pushes for early destruction of the bunker. Zoe begins to experience the effect of the substance in which she slipped, leaving Carter to risk his life and job in order to save her.
  • 8.1
    /10

    Welcome Back, Carter
    episode S3.E9 july 2009
    Sheriff Carter interviews for a new job, Zoe braces herself for change, and someone works behind the scenes to make sure the new sheriff, a robot, fails.
  • 7.7
    /10

    Your Face or Mine
    episode S3.E10 july 2009
    Jo displays atypical behavior after a DNA scan malfunctions, unfortunately it's while she's interim sheriff when Carter is required to undergo a 48-hour DOD recertification test.
  • 7.7
    /10

    Insane in the P-Brane
    episode S3.E11 july 2009
    Carter finds out more than he bargained for when he's trapped in an alternate dimension with the new scientist. Meanwhile, the father of Lexi's babies comes to town.
  • 7.6
    /10

    It's Not Easy Being Green
    episode S3.E12 july 2009
    A bowling tournament brings a rival team from Area 51 to town, but when a practical joke goes too far Jack may be the town's only hope for survival. Meanwhile, Lexi is not happy when Duncan returns.
  • 7.8
    /10

    If You Build It...
    episode S3.E13 august 2009
    Jack, Henry, and the rest of the GD team try to figure out why teenagers are building towers out of junk, the signal moves closer faster, and Fargo's old car doesn't like being dumped.
  • 7.6
    /10

    Ship Happens
    episode S3.E14 august 2009
    Henry tries to figure out why his spaceship came home, why it recreated Kim and especially how he's going to relate to her. Meanwhile the sheriff's office tries to return all the property the spaceship used to create its boson safety net without too many mix-ups and then how to get it all back to save the earth.
  • 7.7
    /10

    Shower the People
    episode S3.E15 august 2009
    Women who attended a Allison's baby shower are turning up drowned and there was no apparent source for the water. There doesn't seem to be anyway to extract the data stored in Kim's body without destroying her. Jack develops a severe case of sympathetic pregnancy.
  • 7
    /10

    You Don't Know Jack
    episode S3.E16 august 2009
    Jack and Allison are trapped within the Global Dynamics building during a countdown for a sonic cleaning. Fargo messes with the memory recording system Dr. Fontana has been working on, which accidentally leads to widespread amnesia.
  • 7.6
    /10

    Have an Ice Day
    episode S3.E17 september 2009
    An immense ice core from Russia threatens to turn Eureka into a giant ice cube and the residents into icicles.
  • 7.9
    /10

    What Goes Around, Comes Around
    episode S3.E18 september 2009
    Carter deals with a new magnetic force tearing apart the town, Zoe gets unexpected news about her college application and Tess drops a bombshell about a job offer.
  • 8.7
    /10

    Founder's Day
    episode S4.E1 july 2010
    During the Founder's Day celebration, Jack, Allison, Fargo, Henry, and Jo somehow end up in 1947, in the middle of the army base that existed before Eureka was founded. They must find a way home before they change history or get caught.
  • 8.2
    /10

    A New World
    episode S4.E2 july 2010
    The gang returns from 1947 and discover that things are not as they remember them. And Dr. Grant came along.
  • 7.6
    /10

    All the Rage
    episode S4.E3 july 2010
    Wil Wheaton guest stars as Dr. Isaac Parrish, an underappreciated scientist whose hostility appears to have gone viral. Blind rage is infecting everyone at Global Dynamics with potentially catastrophic results -- especially for Fargo.
  • 7.4
    /10

    The Story of O2
    episode S4.E4 july 2010
    Allison deals with a major problem during Eureka's space week festival.
  • 7.9
    /10

    Crossing Over
    episode S4.E5 august 2010
    Claudia Donovan pays a visit to Eureka, hoping to see some amazing technological wonders. She gets more than she bargained for when seemingly random objects begin appearing around town. Working with Sheriff Carter and Fargo, Claudia has to help solve the mystery before the strange anomalies have deadly consequences...particularly for newcomer Dr. Grant.
  • 7.4
    /10

    Momstrosity
    episode S4.E6 august 2010
    Allison accepts Carter's offer to include Kevin in a camping trip for some guy time, and Henry decides to level with Grace while a very peculiar -- and dangerous -- relationship threatens Eureka and the not-so-happy campers.
  • 7.5
    /10

    Stoned
    episode S4.E7 august 2010
    Romantic relationships are in flux. Zoe is home for a visit and hints at a new heartthrob. Henry is courting his wife while Dr. Grant and Carter spar over Allison. Jo, on the other hand, is done with love for now and just wants to get her house rebuilt. But that project is on hold because hunky paleo-anthropologist Dr. Derek Thurgood says he found ancient human remains at the site and refuses to allow the build to continue.
  • 8.2
    /10

    The Ex-Files
    episode S4.E8 august 2010
    As Grace (Tembi Locke) finds a way to share her memories with Henry (Joe Morton), the rest of Eureka's citizens face the return of people from the recent - or not so recent - past.
  • 8.2
    /10

    I'll Be Seeing You
    episode S4.E9 september 2010
    Mid-Season Finale! Closer than they've ever been before, Allison (Salli Richardson-Whitfield) and Carter (Colin Ferguson) join forces personally as well as professionally when Jo (Erica Cerra) and Fargo (Neil Grayston) enlist them to help find a stolen Global Dynamics project.
  • 7.8
    /10

    O Little Town...
    episode S4.E10 december 2010
    Sheriff Carter relates a Christmas story in which the defensive field malfunctions trapping everyone in town for the holiday. So Fargo throws a big party, unaware that the town is shrinking. All from a quest for the perfect fruitcake.
  • 7.9
    /10

    Liftoff
    episode S4.E11 july 2011
    Carter lands in an awkward situation after S. A. R. A. H. And Andy's nuptials hit a snag; Zane keeps harassing Jo for details; an unscheduled launch presents trouble for the gang.
  • 7.8
    /10

    Reprise
    episode S4.E12 july 2011
    When Eurekans start behaving oddly, Carter scours the town for a cause - never suspecting that Allison, miles from home, is the one facing real danger.
  • 7.8
    /10

    Glimpse
    episode S4.E13 july 2011
    Carter and Jo try out Zane's new high-powered risk assessment system, but find that even it may not be a match for the dangerous level of competition among Eureka's scientists.
  • 7.8
    /10

    Up in the Air
    episode S4.E14 august 2011
    Carter must solve an only-in-Eureka bank robbery before the town floats away, while Allison deals with unsettling episodes of lost time.
  • 7.7
    /10

    Omega Girls
    episode S4.E15 august 2011
    The predicted danger posed by Allison materializes when she is subjected to mind control to steal Eureka's secrets.
  • 7.8
    /10

    Of Mites and Men
    episode S4.E16 august 2011
    When the microbots assembling the Titan space craft finish their task they opt to take on a new project and proceed to devour Eureka in the process. In isolation for a mission evaluation the Titan team can't tell if the microbot catastrophe is real or just part of the test.
  • 7.3
    /10

    Clash of the Titans
    episode S4.E17 august 2011
    Preparations for the Titan mission have the unintended consequence of turning the local Eureka environment into Titan's. Meanwhile, Eureka couples struggle to come to terms with each other and the DoD sends an investigator to evaluate Jack and Allison's relationship.
  • 7.7
    /10

    This One Time at Space Camp...
    episode S4.E18 august 2011
    As the Astraeus candidates undergo final interviews, Carter and Allison appeal the results of their relationship audit while trying to keep a lid on escalating mishaps around town.
  • 7.6
    /10

    One Small Step...
    episode S4.E19 september 2011
    Grace embraces an honor that strains her relationship with Henry while Deputy Andy becomes an accidental guinea pig for the Astraeus mission -- with catastrophic results.
  • 8.4
    /10

    One Giant Leap...
    episode S4.E20 september 2011
    Hours before the launch of the Titan mission Eureka struggles with black holes and, having decided who will stay and who will go, goodbyes.
  • 7.9
    /10

    Do You See What I See
    episode S4.E21 december 2011
    Sheriff Carter and Allison Blake are secretly planning the perfect holiday surprise for their kids, but a mysterious kaleidoscopic wave of color crashes over Eureka, leaving the entire town and its inhabitants animated.
  • 8.4
    /10

    Lost
    episode S5.E1 april 2012
    Following its accidental launch the Astraeus returns to Eureka and the crew discovers four years have elapsed in an instant. The crew quickly learns leadership has changed, procedures have changed and relationships have changed while they were gone and none of it for the good.
  • 8.2
    /10

    The Real Thing
    episode S5.E2 april 2012
    The town comes together in a final attempt to locate the lost Astraeus.
  • 8.4
    /10

    Force Quit
    episode S5.E3 april 2012
    The ship is finally found but the crew has been taken. When Carter is tasked with attempting to rescue the kidnapped crew by following them into the virtual Eureka, will he be able to get them out before their matrix world collapses for good?
  • 7.5
    /10

    Friendly Fire
    episode S5.E4 may 2012
    With life back to normal, the Astraeus crew struggles to overcome their Matrix Eureka experience: what was real, what wasn't and what could become self-fulfilling prophecy.
  • 8.5
    /10

    Jack of All Trades
    episode S5.E5 may 2012
    Warren Hughes makes an unexpected visits to evaluate the Astraeus crew. Unfortunately his evaluations coincide with crew members' tendencies to swap minds with Jack. And some of the swaps happen during amorous activities that further stress the relationships of the crew's lovers.
  • 7.7
    /10

    Worst Case Scenario
    episode S5.E6 may 2012
    A disaster simulation causes a disaster. Then another. And another. Fargo finds Holly in the computer.
  • 7.8
    /10

    Ex Machina
    episode S5.E7 june 2012
    Fargo is convinced that Holly is still inside of the Matrix computer, but the DOD is determined to wipe its hard drive clean -- losing Dr. Marten forever.
  • 7.8
    /10

    In Too Deep
    episode S5.E8 june 2012
    Eureka celebrates Feynman day with a plethora of practical jokes. While mostly harmless the jokes make it challenging to identify the real catastrophes Eureka is so prone too.
  • 7.8
    /10

    Smarter Carter
    episode S5.E9 june 2012
    Allison's also brilliant brother visits the newlyweds to give Jack a hard time but Jack's intellect rises to the occasion. Henry and Zane work on freeing Holly from her virtual reality cage while struggling just to keep her alive.
  • 7.5
    /10

    The Honeymooners
    episode S5.E10 june 2012
    Jack's idea of a romantic honeymoon doesn't quite mesh with Allison's. Holly tries on her new body. Jo and Andy followup on an investigation begun by Jack's predecessor.
  • 7.9
    /10

    Mirror, Mirror
    episode S5.E11 july 2012
    When Grace's spying is revealed, mistrust is in the air. Major Shaw shows up to take control of the situation just as a geo-engineering project cuts off communications to the outside world.
  • 8.1
    /10

    Double Take
    episode S5.E12 july 2012
    The Smart Dust control unit is still on the fritz and wreaking havoc on the town's communications systems. The bio-printer has gone missing and Holly (Felicia Day) is definitely not herself.
  • 8.8
    /10

    Just Another Day...
    episode S5.E13 july 2012
    Wormholes cause trouble on moving day. Or is moving day causing trouble with wormholes? While Jack tries to fix the wormholes Fargo is determined to something about moving day.

Best moments10

  • 7.7
    /10
    85% of the votes

    Your Face or Mine
    episode S3.E10 july 2009
    Jo displays atypical behavior after a DNA scan malfunctions, unfortunately it's while she's interim sheriff when Carter is required to undergo a 48-hour DOD recertification test.
  • 8.2
    /10
    65% of the votes

    A New World
    episode S4.E2 july 2010
    The gang returns from 1947 and discover that things are not as they remember them. And Dr. Grant came along.
  • 8
    /10
    63% of the votes

    Noche de suenos
    episode S2.E6 august 2007
    Groups of people begin sharing dreams in some embarrassing and conflicting ways as a result of some accident of convolutedly blended pairing of technologies and havoc ensues.
  • 7.7
    /10
    62% of the votes

    Omega Girls
    episode S4.E15 august 2011
    The predicted danger posed by Allison materializes when she is subjected to mind control to steal Eureka's secrets.
  • 7.4
    /10
    58% of the votes

    Alienated
    episode S1.E4 august 2006
    The presence of a crop circle leads to thoughts of an alien invasion, the future of Eureka is threatened when a congressman visits, and Jo and Jack work on their trust issues.
  • 7.8
    /10
    25% of the votes

    Glimpse
    episode S4.E13 july 2011
    Carter and Jo try out Zane's new high-powered risk assessment system, but find that even it may not be a match for the dangerous level of competition among Eureka's scientists.
  • 7.8
    /10
    24% of the votes

    O Little Town...
    episode S4.E10 december 2010
    Sheriff Carter relates a Christmas story in which the defensive field malfunctions trapping everyone in town for the holiday. So Fargo throws a big party, unaware that the town is shrinking. All from a quest for the perfect fruitcake.
  • 7.4
    /10
    22% of the votes

    The Story of O2
    episode S4.E4 july 2010
    Allison deals with a major problem during Eureka's space week festival.
  • 8.1
    /10
    21% of the votes

    H.O.U.S.E. Rules
    episode S1.E11 september 2006
    A bad day in the lab forces Carter to rethink his decision to live in Eureka, prompting an intervention from S.A.R.A.H. (the self Activated Residential Automated Habitat).
  • 8.4
    /10
    19% of the votes

    One Giant Leap...
    episode S4.E20 september 2011
    Hours before the launch of the Titan mission Eureka struggles with black holes and, having decided who will stay and who will go, goodbyes.

Votes per episode

season
  • Season 1
  • Season 2
  • Season 3
  • Season 4
  • Season 5
Season 1
66
E1
22
E2
29
E3
246
E4
6
E5
12
E6
15
E7
20
E8
6
E9
43
E10
74
E11
9
E12
Season 2
7
E1
6
E2
14
E3
11
E4
8
E5
185
E6
3
E7
19
E8
9
E9
23
E10
17
E11
7
E12
1
E13
Season 3
2
E1
4
E2
2
E3
1
E4
1
E5
1
E6
3
E7
11
E8
6
E9
227
E10
3
E11
2
E12
8
E13
3
E14
2
E15
3
E16
12
E17
1
E18
Season 4
11
E1
169
E2
46
E3
55
E4
16
E5
8
E6
10
E7
18
E8
13
E9
61
E10
4
E11
18
E12
62
E13
20
E14
147
E15
9
E16
6
E17
23
E18
9
E19
48
E20
19
E21
Season 5
7
E1
6
E2
24
E3
35
E4
12
E5
18
E6
4
E7
20
E8
7
E9
5
E10
27
E11
11
E12
43
E13