John Christopher McGinley is an American actor. He is notable for his roles as Perry Cox in Scrubs, Bob Slydell in Office Space, Captain Hendrix in The Rock, Sergeant Red O'Neill in Oliver Stone's Platoon, Marv in Stone's Wall Street, FBI agent Ben Harp in Point Break, and the serial killer Edgler Foreman Vess in the TV miniseries of Intensity, based on the novel by Dean Koontz. He has written and produced for television and film. Apart from acting, McGinley is an author, a board member and international spokesman for the Global Down Syndrome Foundation, and a spokesman for the National Down Syndrome Society.