Zach Braff Dr. John "J.D." Dorian Actor Sarah Chalke Dr. Elliott Reid Actor Donald Faison Dr. Chris Turk Actor John C. McGinley Dr. Perry Cox Actor Judy Reyes Nurse Carla Espinosa Actor Ken Jenkins Dr. Bob Kelso Actor Neil Flynn The Janitor Actor Michael J. Fox Kevin Guest Star Sam Lloyd Ted Guest Star Robert Maschio Todd Guest Star Aloma Wright Nurse Roberts Guest Star Andre Blake Paramedic Guest Star Juan Carlos Cantu Hector Guest Star Lou George Tailor Guest Star Manley Henry Intern Guest Star Vince Micelli Priest Guest Star Bill Lawrence Executive Producer Adam Bernstein Director Tim Hobert Writer