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 Christina Chang Dr. Audrey Lim Guest Star Graham Verchere Young Shaun Guest Star Paige Spara Lea Guest Star Dylan Kingwell Steve Murphy Guest Star Eric Winter Dr. Matt Coyle Guest Star Will Yun Lee Dr. Alex Park Guest Star Jasika Nicole Carly Guest Star Marsha Thomason Dr. Isabel Barnes Guest Star Chris D'Elia Kenny Guest Star Fiona Gubelmann Dr. Morgan Reznick Guest Star Teryl Rothery JL Guest Star Elizabeth Hinkler Katie Kunkler Guest Star David Shore Executive Producer, Writer Daniel Dae Kim Executive Producer David Kim Executive Producer Seth Gordon Executive Producer, Director Sebastian Lee Executive Producer Thomas L. Moran Writer David Hoselton Writer David Renaud Writer Lloyd Gilyard Jr. Writer Karen Struck Writer Simran Baidwan Writer Johanna Lee Writer Mike Listo Director Michael Patrick Jann Director William Rotko Writer Nestor Carbonell Director Bill D'Elia Director Regina King Director