Who is Keir Gilchrist?

Keir Gilchrist, born Keir David Peters Gilchrist is a London-born, Canadian actor. He's probably best known for his role as teen Marshall Gregson on United States of Tara. Keir Gilchrist is actor Evan Gilchrist's elder brother.

Keir Gilchrist has acted in several tv series, namely ReGenesis, Family Guy, The Winner, and The Listener. He has also played a few roles in movies such as Dead Silence (2007), The Rocker (2008), Just Peck (2009), and Hungry Hills (2009).

Keir Gilchrist will be seen next on It's Kind of a Funny Story (2010), alongside Zach Galifianakis, Emma Roberts, and Lauren Graham. He will play Craig, a teen who checks himself into a mental health clinic after going through depression. The movie will be released on 8 October 2010.

Keir Gilchrist as Marshall Gregson on Showtime's United States of Tara