Ken Jeong Dr. Ken Actor, Executive Producer Suzy Nakamura Allison Actor Tisha Campbell-Martin Damona Actor Jonathan Slavin Clark Actor Kate Simses Julie Actor Albert Tsai Dave Actor Krista Marie Yu Molly Actor Dave Foley Pat Actor Jeff Ross Doug Guest Star Dana Lee D.K. Guest Star Frazer Smith MC Guest Star Patrick O'Sullivan Surgeon 1 Guest Star Emily Happe Clown Nurse Guest Star Jake Regal Pathologist Guest Star Mike Sikowitz Executive Producer John Fox Executive Producer Mike O'Connell Executive Producer Richard Lowe Writer Anthony Rich Director