Raised in London, Boston, New York and finally Toronto, Gilchrist honed his craft at the Annex Children’s Theatre before entering professional acting. He first gained notice on Fox’s short-lived sitcom The Winner in 2007, then became a regular on Showtime’s United States of Tara as Marshall Gregson. A breakthrough film role arrived with Craig Gilner in the Sundance-premiered It’s Kind of a Funny S…