Hugh Laurie Dr. Gregory House Actor Robert Sean Leonard Dr. James Wilson Actor Omar Epps Dr. Eric Foreman Actor Jesse Spencer Dr. Robert Chase Actor Peter Jacobson Dr. Chris Taub Actor Odette Annable Dr. Jessica Adams Actor Charlyne Yi Dr. Chi Park Actor Harrison Thomas Ben Parker Guest Star John Scurti Monroe Guest Star Jennifer Crystal Foley Rachel Taub Guest Star Zena Grey Ruby Guest Star Dava Krause Daria Guest Star Mark Atteberry Phil Guest Star Lisa Lackey Janey Parker Guest Star Kovar McClure Ron Parker Guest Star Jim Lampley Jim Lampley Guest Star Kathe E. Mazur Sandy Guest Star Jim Gleason Mitchell Gordon Guest Star Jack Nathan Harding Vince Guest Star Paul Attanasio Executive Producer Katie Jacobs Executive Producer David Shore Executive Producer Bryan Singer Executive Producer Greg Yaitanes Director Eli Attie Writer