7.7
/10
Seth Massey is a fictional character portrayed by Matthew Alan in the TV series 13 Reasons Why.
In the first episode they appeared in, titled Tape 2, Side A (season 1), they were 37 years old.
They appear in 10 episodes out of a total of 49 aired

Seth Massey

by Matthew Alan

character

Episodes10

  • 7.8
    /10

    Tape 2, Side A
    episode S1.E3 march 2017
    Jealousy and gossip take a toll on Hannah's relationships; Alex struggles with feelings of regret; Clay is pressured into getting drunk.
  • 9.1
    /10

    Tape 6, Side A
    episode S1.E11 march 2017
    Clay and Hannah grow closer. While Clay spends a heartbreaking night listening to his tape with Tony, tensions boil over at Bryce's house.
  • 9
    /10

    Tape 6, Side B
    episode S1.E12 march 2017
    Hannah winds up at a party after an argument with her parents. The students are served with subpoenas, and Justin wrestles with conflicting loyalties.
  • 7
    /10

    The Chalk Machine
    episode S2.E5 may 2018
    Tyler and Cyrus embrace their outsider status. Alex fights to recover his lost memories. Ryan and Mrs. Baker look to Hannah's poems for clues.
  • 6.5
    /10

    Bye
    episode S2.E13 may 2018
    One month later, Hannah's loved ones celebrate her life and find comfort in each other. Meanwhile, a brutal assault pushes one student over the edge.
  • 6.5
    /10

    If You're Breathing, You're a Liar
    episode S3.E2 august 2019
    After learning about Chloe's pregnancy, Clay and Ani pay her a visit. Chloe recalls how she leaned on Zach for support - and that Bryce never knew.
  • 6.5
    /10

    The Good Person Is Indistinguishable from the Bad
    episode S3.E3 august 2019
    As the police investigation sets the school on edge, Ani remembers that Jessica confronted Bryce. Growing suspicious of Jess, Ani and Clay follow her.
  • 6.8
    /10

    Angry, Young and Man
    episode S3.E4 august 2019
    After Tyler admits he still has a gun, the group keeps tabs on him at school. But their worry deepens when they learn he had a motive to kill Bryce.
  • 6.6
    /10

    Always Waiting for the Next Bad News
    episode S3.E9 august 2019
    The cops name Clay as a person of interest in the murder. Ani catches Justin in a lie after learning Bryce bailed him out of a dangerous situation.
  • 7.2
    /10

    There Are a Few Things I Haven't Told You
    episode S3.E11 august 2019
    As the cops close in on Clay - their main suspect - violent confrontations at the homecoming game expose that everyone had a reason to kill Bryce.