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 Marc Blucas John Kelley Guest Star Annie Quinn Gina Guest Star Hira Ambrosino Dr. Chen Guest Star Keisha Alfred Technician Guest Star Bert Belasco PFC Garcia Guest Star Marco Morales Cpl. Foley Guest Star Bobbin Bergstrom Nurse Guest Star Paul Attanasio Executive Producer Katie Jacobs Executive Producer David Shore Executive Producer Bryan Singer Executive Producer Deran Sarafian Director Thomas L. Moran Writer