Hugh Laurie Dr. Gregory House Actor Lisa Edelstein Dr. Lisa Cuddy Actor Robert Sean Leonard Dr. James Wilson Actor Jennifer Morrison Dr. Allison Cameron Actor Omar Epps Dr. Eric Foreman Actor Jesse Spencer Dr. Robert Chase Actor Faith Prince Becky Merrell Guest Star Kevin Zegers Brandon Merrell Guest Star Alexis Thorpe Mindy Guest Star Lauren Cohn Jodi Matthews Guest Star Marco Pelaez Hospital Pharmacist Guest Star Jason Stuart Adam Brown Guest Star Benedict Campbell Jerry Morris Guest Star John Kelly Robert Merrell Guest Star Joshua Wolf Coleman Suburban Pharmacist Guest Star Paul Attanasio Executive Producer Katie Jacobs Executive Producer David Shore Executive Producer, Writer Bryan Singer Executive Producer, Director