Keir Gilchrist is a Canadian actor known for his versatile performances in film and television. He gained recognition for his role as Sam in the Netflix series Atypical, which explores the life of a young man on the autism spectrum. Gilchrist has also appeared in various films, showcasing his talent in both dramatic and comedic roles. Born on September 28, 1992, in Toronto, Ontario, Gilchrist began acting at a young age. He has worked on several projects, including the movie It Follows and the series United States of Tara. His career continues to evolve as he takes on diverse characters in the entertainment industry.