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Personal Info

Birth date

1992-09-28 (32 Years)

Gender

Male

Known for

Acting

Place of birth

London, England, UK

Also known as

Keir David Peters Gilchrist

Keir Gilchrist

Biography

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.

Filmography

Acting

2025Freaky Tales as Josh

2025By Design as Gary

2024Running on Empty as Mort

2023The Featherweight as Billy Papaleo Jr.

2023The Walking Dead: Dead City (5 Episodes) as Benjamin Pierce

2023Love & Death (6 Episodes) as Ron Adams

2021An Intrusion as Layne

2021Castle in the Ground as Polo Boy

2020Flashback as Andre

2018Katie Says Goodbye as Matty

2017Pisces as Alex

2017Heartthrob as Henry Sinclair

2017Atypical (38 Episodes) as Sam Gardner

2017Room 104 (1 Episode) as Alex

2017Los as Left

2016The Good Neighbor as Sean

2016The Elvis Room as Kurt

2015Tales of Halloween as The Stranger

2015Len and Company as William

2015The Stanford Prison Experiment as John Lovett

2015Smoke as Michael

2015The Heyday of the Insensitive Bastards as Michael

2015Share as Dylan

2015It Follows as Paul

2015Dark Summer as Daniel

2013Seasick Sailor as Penna

2013Delete (2 Episodes) as Daniel Gerson

2013Newsreaders (1 Episode) as Ben Hayflack Age 18

2011Matty Hanson and the Invisibility Ray as Matty Hanson

2011Just Peck as Michael Peck

2010It's Kind of a Funny Story as Craig Gilner

2009Hungry Hills as Snit

2009The Listener (1 Episode) as Daniel / Lisa

2009United States of Tara (36 Episodes) as Marshall Gregson

2008The Rocker as Moby Type Kid

2007The Altar Boy Gang (1 Episode) as Neil

2007Dead Silence as Young Henry

2007The Winner (6 Episodes) as Josh McKellar

2006A Lobster Tale as Mike Stanton

2005Life with Derek (3 Episodes) as Jamie

2005Saint Ralph as Kid Collins

2005Horsie's Retreat as Louie (uncredited)

2004Samantha: An American Girl Holiday as Factory Boy

2004The Right Way as Young David

2004ReGenesis (1 Episode) as 10 Year Old Boy

2004The Sadness of Johnson Joe Jangles as Clint the Boy Doctor

2004Miss Spider's Sunny Patch Friends (1 Episode) as Squidge (voice)

2003Missing (1 Episode) as Danny Sheperd

2001Doc (1 Episode) as R.J. Mitchell

2000Queer As Folk (1 Episode) as Jim Stockwell Jr.

1999Family Guy (1, 1 Episode) as Kyle (voice), Toby (voice)