Grant O'Brien

Biography

Career Overview

Grant O'Brien has 15 screen credits in a career dating back to 2018. Signature works include The Disruptors, Total Forgiveness, Katie & Erika Throw the Perfect Father’s Day Party. Explore the interactive character relationship maps on each title page to trace how their roles connect across franchises.

Personal Facts

Known For

Acting

Gender

male

Known Credits

15

Birth Date

1986-05-15 00:00:00

Birth Place

Columbus, Ohio, USA

Known For

• 

  The Disruptors
• 

  Total Forgiveness
• 

  Katie & Erika Throw the Perfect Father’s Day Party
• 

  Katie and Erika Throw The Perfect (Valentine’s Day) Party

Frequent Collaborators

• Katie Marovitch (3 collaborations)
• Lily Du (3 collaborations)
• Ally Beardsley (2 collaborations)
• Siobhan Thompson (2 collaborations)
• Erika Ishii (2 collaborations)
• Aabria Iyengar (2 collaborations)
• Isabella Roland (2 collaborations)
• Marc Evan Jackson (1 collaborations)
• Gregory Alan Williams (1 collaborations)
• Catherine Curtin (1 collaborations)

Credits

• actors (12 credits)

  • Total Forgiveness

    Self

    actor

    actors
    2026
  • Katie & Erika Throw the Perfect Father’s Day Party

    Self

    actor

    actors
    2025
  • Katie and Erika Throw The Perfect (Valentine’s Day) Party

    Self

    actor

    actors
    2025
  • Chris Grace: As Scarlett Johansson

    Grant O'Brien

    actor

    actors
    2024
  • The Disruptors

    Will Kerrigan

    actor

    actors
    2024
  • Smartypants

    - Presidents, Zzyzx, Rollercoasters, Night Owls (2024) ... Self - Presenter actor actors

    - Birds, Celebrities, Bodies (2024) ... Self - Society Member actor actors

    - Birthdays, The Cookout, Vegetables (2024) ... Self - Society Member actor actors
    2024
  • Gastronauts

    - Slurpin' and Glurpin' (2024) ... Self - Judge actor actors
    2024
  • Make Some Noise

    - A Takedown of Billionaires Rihanna, Beyoncé, and Oprah (2025) ... Self - Surprise Guest actor actors
    2022
  • Dimension 20 Animated

    - Do I Have A Fellow Student of the Stars Here As Well? (2021) ... Detective Sylvester Cross (voice) actor actors
    2021
  • Plus One

    Greg

    actor

    actors
    2019
  • Game Changer

    - What's the Catch (2026) ... Dinosaur actor actors

    - Count the Rice (2026) ... Self - Guest Host actor actors

    - Night Shift (2026) ... Self - Contestant actor actors

    - Samalamadingdong (2025) ... Self - Guard actor actors

    - Fool's Gold (2025) ... Self - Pitch Hopeful / Team 1 Car Wash / Patient actor actors
    2019
  • Dimension 20

    - Unfinished Business (2021) ... Detective Sylvester Cross actor actors

    - The Belly of the Beast (2021) ... Detective Sylvester Cross actor actors

    - Outfoxed (2021) ... Detective Sylvester Cross actor actors

    - I've Been Here the Whole Time (2021) ... Detective Sylvester Cross actor actors

    - Busted (2021) ... Detective Sylvester Cross actor actors
    2018

• crew (1 credits)

  • Demi Adejuyigbe: Is Going to Do One (1) Backflip

    thanks

    crew
    2025

• production (1 credits)

  • The Disruptors

    executive producer

    production
    2024

• writing (1 credits)

  • Game Changer

    - Game Changer Season 5: Cut for Time (2023) ... staff writer writing

    - Battle Royale (4) (2023) ... staff writer writing

    - Battle Royale (3) (2023) ... staff writer writing

    - Battle Royale (2) (2023) ... staff writer writing

    - Battle Royale (1) (2023) ... staff writer writing
    2019