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 Colleen Camp Charlotte Guest Star Meat Loaf Eddie Guest Star Mary Jo Deschanel Julia Guest Star Ed Brigadier Richard Guest Star Hart Boykin Arthur Guest Star Bob Rusch Phil Guest Star Debbie Campbell Katherine Guest Star Taylor Hardick Rosabel Guest Star Liz Benoit Nurse Anne Guest Star Bobbin Bergstrom Nurse Guest Star Paul Attanasio Executive Producer Katie Jacobs Executive Producer David Shore Executive Producer Bryan Singer Executive Producer Greg Yaitanes Director Leonard Dick Writer