Hugh Laurie Dr. Gregory House Actor Lisa Edelstein Dr. Lisa Cuddy Actor Omar Epps Dr. Eric Foreman Actor Robert Sean Leonard Dr. James Wilson Actor Jennifer Morrison Dr. Allison Cameron Actor Jesse Spencer Dr. Robert Chase Actor Peter Jacobson Dr. Chris Taub Actor Kal Penn Dr. Lawrence Kutner Actor Olivia Wilde Thirteen, Dr. Remy Hadley Actor Jennifer Crystal Foley Rachel Taub Guest Star Todd Louiso Stewart Nozick Guest Star Marcus Eley Larry Ruseckas Guest Star Yoyao Hsueh EMT Guest Star Jack J. Bennett Fireman Guest Star Phillip James Griffith Frank Guest Star Frank Nobel Hal Guest Star Diarra Kilpatrick Sally Guest Star Kelly Michaels Guy Guest Star Bobbin Bergstrom Nurse Guest Star Jim Vickers EMT 2 Guest Star Paul Attanasio Executive Producer Katie Jacobs Executive Producer David Shore Executive Producer Bryan Singer Executive Producer Greg Yaitanes Director Peter Blake Writer