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 Dylan Kingwell Steve Murphy , Evan Gallico Guest Star Graham Verchere Young Shaun Guest Star Brett Rice Mr. Wilks Guest Star Jesse Moss Kevin Wilks Guest Star Samantha Sloyan Mrs. Gallico Guest Star Michael Muhney Mr. Gallico Guest Star Beatrice Zeilinger Nurse Vizcaino Guest Star David Shore Executive Producer Daniel Dae Kim Executive Producer David Kim Executive Producer Sebastian Lee Executive Producer David Hoselton Writer Larry Teng Director