Keir Gilchrist

Keir David Peters Gilchrist is an English-born Canadian actor and musician. Gilchrist is known for playing Marshall Gregson on Showtime's original series United States of Tara, Craig Gilner in the 2010 comedy-drama film It's Kind of a Funny Story, Paul in It Follows, and Sam Gardner in the Netflix original series Atypical. He is also the vocalist of grindcore band Whelm and death metal band Phalanx.