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 David Morse Michael Tritter Guest Star Jurnee Smollett Tracy Guest Star Raviv Ullman Jeremy Guest Star Kimberly Quinn Nurse Wendy Guest Star Brett Wagner L.K. Guest Star Scott Allen Rinker Bobby Guest Star Rod Damer Counterman Guest Star Carissa Koutantzis Waitress Guest Star Sam Ayers Large Man Guest Star Bobbin Bergstrom Nurse Guest Star Paul Attanasio Executive Producer Katie Jacobs Executive Producer David Shore Executive Producer Bryan Singer Executive Producer David Platt Director Peter Blake Writer