8
/10
Barry Allen is a fictional character portrayed by Grant Gustin in the TV series Arrow.
In the first episode they appeared in, titled The Scientist (season 2), they were 23 years old.
They appear in 15 episodes out of a total of 170 aired

Barry Allen

by Grant Gustin

character

Episodes15

  • 8.9
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    The Scientist
    episode S2.E8 december 2013
    After an impossible break in at Queen Consolidated, CSI Barry Allen comes to Starling to help with the investigation, Sin asks Roy for help so Thea tags along.
  • 9.2
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    Three Ghosts
    episode S2.E9 december 2013
    After a fight with Cyrus Gold, aka the Acolyte, Oliver is drugged and left for dead. Determined to cure him, Felicity makes a risky decision. The cure causes Oliver to hallucinate, and what he sees forces him to confront his past. Meanwhile, Barry Allen continues to help Felicity, and their connection grows stronger. The Arrow asks Quentin to look into Gold, but when the stakeout on Gold goes bad, someone is killed. Roy is captured and tortured by Brother Blood.
  • 8.7
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    The Calm
    episode S3.E1 october 2014
    As a new enemy emerges seven months after Slade's attack upon Starling City, Oliver battles with the help of his teammate Roy. However, with the Arrow's presence elsewhere someone he had loved dearly is hurt.
  • 9.1
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    The Brave and the Bold
    episode S3.E8 december 2014
    As Oliver, Arsenal, and Diggle pursue a killer named Digger Harkness, they encounter an ARGUS team; Oliver and the Flash team up to try and stop Harkness.
  • 8.1
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    My Name Is Oliver Queen
    episode S3.E23 may 2015
    Ra's al Ghul sets his plan in motion, putting everyone in danger; Oliver must decide if he is strong enough to handle his new role - and what it will mean for his team and his soul.
  • 8.2
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    Green Arrow
    episode S4.E1 october 2015
    A new enemy lures Oliver Queen back to Starling City and forces him to put on the hood once more.
  • 8.8
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    Legends of Yesterday
    episode S4.E8 december 2015
    Oliver and Barry hide Kendra and Carter in a remote location while they try to figure out how to defeat Vandal Savage; Felicity, Thea, Diggle and Laurel work to come up with a weapon to destroy Vandal.
  • 7.7
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    Blood Debts
    episode S4.E10 january 2016
    Oliver must deal with the devastating consequences of Darhk's last attack. Seeking revenge, Oliver goes on a brutal manhunt looking for Dahrk.
  • 6.7
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    Canary Cry
    episode S4.E19 april 2016
    Oliver and the team struggle to come to terms with a friend's death, especially Diggle, who is overwhelmed with guilt for choosing to believe Andy had changed.
  • 8.9
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    Invasion!
    episode S5.E8 november 2016
    Oliver wakes up to a life in which his parents are alive and he is about to marry Laurel; Felicity faces a new threat with the help of The Flash and Supergirl.
  • 8.6
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    Crisis on Earth-X, Part 2
    episode S6.E8 november 2017
    The gang comes together for Barry and Iris's wedding, but the ceremony is crashed by villains from Earth-X.
  • 8.8
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    Elseworlds, Part 2
    episode S7.E9 december 2018
    Still trapped in each other's bodies, Oliver and Barry head to Gotham City with Supergirl to find out why their reality changed and cross paths with the mysterious Kate Kane.
  • 8.4
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    Emerald Archer
    episode S7.E12 february 2019
    As a camera crew follows Oliver and team around to talk about their past as vigilantes and what the Green Arrow means to Star City, Oliver must also deal with William's return from boarding school as well as a new threat to the city.
  • 8.4
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    Crisis on Infinite Earths: Part Four
    episode S8.E8 january 2020
    Stuck in the Vanishing Point, the Paragons search for a way to escape; Oliver reveals that he has become something else; the origin stories for The Monitor and Anti-Monitor are revealed.
  • 9.2
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    Fadeout
    episode S8.E10 january 2020
    The final events in the story of the Green Arrow.