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 Laura Allen Sarah Alston Guest Star Mackenzie Astin Alan Alston Guest Star Carter Page Ian Alston Guest Star Al Espinosa Dr. Wells Guest Star Michelle Harrison Nicole Ballard Guest Star Purva Bedi Teacher Guest Star Daylon Reese Michael Guest Star Paul Attanasio Executive Producer Katie Jacobs Executive Producer David Shore Executive Producer Bryan Singer Executive Producer Fred Gerber Director David Foster Writer