
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.
Known for
Full filmography

Queer as Folk
2000
DRAMA
The Walking Dead: Dead City
2023
ACTION
The Listener
2009
ACTION
Missing
2003
ACTION
Atypical
2017
DRAMA
Room 104
2017
MYSTERY
ReGenesis
2004
SCI-FI
It Follows
2015
HORROR
Dead Silence
2007
HORROR
United States of Tara
2009
COMEDY
Life with Derek
2005
FAMILY
Love & Death
2023
CRIME
The Stanford Prison Experiment
2015
THRILLER
Delete
2013
SCI-FI
It's Kind of a Funny Story
2010
COMEDY
Freaky Tales
2025
ACTION
The Good Neighbor
2016
DRAMA
Flashback
2021
THRILLER
The Rocker
2008
COMEDY