Acting

Keir Gilchrist

Born 1992-09-28 · London, England, UK

Keir David Peters Gilchrist (born 28 September 1992) is a Canadian actor and musician. On television, he portrayed Marshall Gregson on the Showtime comedy-drama United States of Tara (2009–2011) and headlined the Netflix comedy-drama Atypical (2017–2021). His film roles include the comedy-drama It's Kind of a Funny Story (2010) and the supernatural horror It Follows (2014). Outside of his acting career, Gilchrist is the vocalist of grindcore band Whelm and death metal band Phalanx.

Credits

Newest first

By Design
as Gary
2026
Freaky Tales
as Josh
2025
Running on Empty
as Mort
2024
DEEP CUT
as Director
2024
DEEP CUT
Producer
2024
The Featherweight
as Billy Papaleo Jr.
2023
The Walking Dead: Dead City
as Benjamin Pierce
2023
Love & Death
as Ron Adams
2023
An Intrusion
as Layne
2021
Flashback
as Andre
2021
Castle in the Ground
as Polo Boy
2021
Katie Says Goodbye
as Matty
2018
Pisces
as Alex
2017
Heartthrob
as Henry Sinclair
2017
Atypical
as Sam Gardner
2017
Room 104
as Alex
2017
Los
as Left
2017
The Good Neighbor
as Sean
2016
The Elvis Room
as Kurt
2016
Tales of Halloween
as The Stranger
2015
Len and Company
as William
2015
The Stanford Prison Experiment
as John Lovett
2015
Smoke
as Michael
2015
The Heyday of the Insensitive Bastards
as Michael
2015
Share
as Dylan
2015
It Follows
as Paul
2015
Dark Summer
as Daniel
2015
Seasick Sailor
as Penna
2013
Delete
as Daniel Gerson
2013
Newsreaders
as Ben Hayflack Age 18
2013
Matty Hanson and the Invisibility Ray
as Matty Hanson
2011
Just Peck
as Michael Peck
2011
It's Kind of a Funny Story
as Craig
2010
Hungry Hills
as Snit
2009
The Listener
as Daniel / Lisa
2009
United States of Tara
as Marshall Gregson
2009
The Rocker
as Moby Type Kid
2008
The Altar Boy Gang
as Neil
2007
Dead Silence
as Young Henry
2007
The Winner
as Josh McKellar
2007
A Lobster Tale
as Mike Stanton
2006
Life with Derek
as Jamie
2005
Saint Ralph
as Kid Collins
2005
Horsie's Retreat
as Louie (uncredited)
2005
Samantha: An American Girl Holiday
as Factory Boy
2004
The Right Way
as Young David
2004
ReGenesis
as 10 Year Old Boy
2004
Miss Spider's Sunny Patch Friends
as Squidge (voice)
2004
The Sadness of Johnson Joe Jangles
as Clint the Boy Doctor
2004
Missing
as Danny Sheperd
2003
Doc
as R.J. Mitchell
2001
Queer as Folk
as Jim Stockwell Jr.
2000
Family Guy
as Kyle (voice)
1999
Family Guy
as Toby (voice)
1999
NightFlirt
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