Griffin Gluck is an American actor. He first appeared in the 2009 independent film Sideways aka Saidoweizu. The following year, he made his television debut in The Office. He next appeared in 3 episodes of United States of Tara. At the same time, he played the role of Michael in the film Just Go with It. Gluck then became known for his role as Mason Warner in the ABC series Private Practice. He later played the lead Danny Gannon in the sitcom Back in the Game and starred as Charlie in Red Band Society. The actor simultaneously had performances in the films Trust Me and Just Before I Go. He next starred in the films Larry Gaye: Renegade Male Flight Attendant, Middle School: The Worst Years of My Life, and Why Him? From 2017 to 2018, he starred as Sam Ecklund in American Vandal. This year, he starred in the films Big Time Adolescence and Tall Girl.