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 Olivia Wilde Thirteen, Dr. Remy Hadley Actor Michael Weston Lucas Douglas Guest Star Troy Garity Hank Guest Star Jennifer Crystal Foley Rachel Taub Guest Star Jolene Blalock Lexa Guest Star Paul Hayes Mr. Klingman Guest Star Deborah Quayle Phyllis Guest Star Ben Giroux Rick Guest Star Paul Attanasio Executive Producer Katie Jacobs Executive Producer David Shore Executive Producer Bryan Singer Executive Producer David Straiton Director Eli Attie Writer