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 Its 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.
Billy Papaleo Jr.
Film 2023
Craig Gilner
Film 2010
Mike Stanton
Film 2006
Snit
Film 2009
Matty Hanson
Film 2011
Young David
Film 2004
Mort
Film 2024
Daniel
Film 2015
Josh
Film 2025
Dylan
Film 2015
Left
Film 2017
Louie (uncredited)
Film 2005
Matty
Film 2018
Michael
Film 2015
Clint the Boy Doctor
Film 2004
Alex
Film 2017
Henry Sinclair
Film 2017
Layne
Film 2021
Kurt
Film 2016
Penna
Film 2013
Kyle (voice)
Tv 1999
Alex
Tv 2017
Josh McKellar
Tv 2007
Jamie
Tv 2005
Daniel / Lisa
Tv 2009
R.J. Mitchell
Tv 2001
Neil
Tv 2007
Danny Sheperd
Tv 2003
10 Year Old Boy
Tv 2004
Toby (voice)
Tv 1999
Jim Stockwell Jr.
Tv 2000
Ben Hayflack Age 18
Tv 2013
Squidge (voice)
Tv 2004
Daniel Gerson
Tv 2013
Ron Adams
Tv 2023