Grant O'Brien

CrewActorProducerWriterSound May 15 (age 40) Columbus, Ohio, USA 2015–2025 (10 year career)

7.0 avg rating

Highest Rated

Dimension 20 Animated

2021 · as Detective Sylvester Cross (voice)

10.0

See Plum Run

2018

10.0

Dimension 20

2018 · as Detective Sylvester Cross

9.1

Known For

Film

Plus One

Greg

Film

Game Changer

Staff Writer

Film

Dimension 20

Detective Sylvester Cross

Film

Breaking News: No Laugh Newsroom

Co-Executive Producer

Film

Bad Internet

Writer

Film

Dirty Laundry

Self - Bartender

Film

Total Forgiveness

Self

Film

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

Thanks

Filmography

Acting (42)

Movies (6)

Katie & Erika Throw the Perfect Father’s Day Party

2025

as Self

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

2025

as Self

The Disruptors

2024

as Will Kerrigan

6.6

Chris Grace: As Scarlett Johansson

as Grant O'Brien

Plus One

as Greg

Total Forgiveness

as Self

Television (36)

Parlor Room

2025

4.5

Smartypants

2024

as Self - Society Member

6.8

Pretty Gay

2024

as Grant O'Brien

Trolley Problems

2024

as Self - Contestant

Monét's Slumber Party

2024

as Self - Party Guest

Gastronauts

as Self - Judge

Thousandaires

as Self - Contestant

Assumptions

as Self

Make Some Noise

2022

as Self - Surprise Guest

8.4

Dirty Laundry

2022

as Self - Bartender

7.6

Dimension 20 Animated

2021

as Detective Sylvester Cross (voice)

10.0

Dimension 20's Adventuring Party

2020

as Self

8.8

Erotic Clubhouse

2020

as Self - Guest Host

Game Changer

2019

as Self - Contestant / The Bachelor

8.3

Downbeat

2019

as Charles

Kingpin Katie

2019

as Grant O'Brien

6.0

Troopers: Rise of the Budget

2019

as Wilsaban

WTF 101

2019

as Self

8.2

Ultramechatron Team Go!

2019

as Baby Boomer (voice)

8.0

The Rank Room

2019

as Self

Paranoia

2019

as Self - Citizen

Where in the Eff is Sarah Cincinnati?

2019

as Self - Contestant

Total Forgiveness

as Self

Gods of Food

as Cop

Dimension 20

as Detective Sylvester Cross

9.1

Um, Actually...

2018

as Self - Guest / Bartender

9.0

Breaking News: No Laugh Newsroom

as Skimberly Milk

See Plum Run

Erotic Book Club

as Self - Guest

Tales from the Closet

2018

as Self

Cartoon Hell

2018

as Pants Palace Announcer (voice)

7.7

The Rank Room: The Web Series

2018

as Self

Without A Recipe

2017

as Judge

Bad Internet

2016

as The Frazier

6.7

CollegeHumor Does the Purge

2016

as Grant

4.0

CollegeHumor Goes to Hell

2015

as Grant

Crew (13)

Movies (2)

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

Thanks

The Disruptors

Executive Producer

Television (11)

Game Changer

2019

Staff Writer

8.3

Downbeat

2019

Lyricist

Downbeat

2019

Vocals

Downbeat

2019

Writer

Total Forgiveness

Executive Producer

Gods of Food

Writer

Breaking News: No Laugh Newsroom

2018

Co-Executive Producer

8.8

Breaking News: No Laugh Newsroom

Writer

Bad Internet

Writer

CollegeHumor Does the Purge

2016

Writer

4.0

CollegeHumor Goes to Hell

2015

Writer