Freddie Highmore Dr. Shaun Murphy Actor Antonia Thomas Dr. Claire Browne Actor Nicholas Gonzalez Dr. Neil Melendez Actor Chuku Modu Dr. Jared Kalu Actor Beau Garrett Jessica Preston Actor Hill Harper Dr. Marcus Andrews Actor Richard Schiff Dr. Aaron Glassman Actor Tamlyn Tomita Allegra Aoki Actor Graham Verchere Young Shaun Murphy Guest Star Paige Spara Lea Guest Star Jasika Nicole Carly Guest Star Tim Russ Chuck Guest Star Michael St. John Smith John Wannamaker Guest Star Angela Palmer Katt Guest Star Blair Penner SFPD Cop Guest Star David Shore Executive Producer Daniel Dae Kim Executive Producer David Kim Executive Producer Sebastian Lee Executive Producer Bill Rotko Writer John Dahl Director