Guest Stars Daniel Henshall as Leonard Patz Ben Taylor as Derek Yoo Jordan Alexa Davis as Sarah Grohl J.K. Simmons as Billy Barber Poorna Jagannathan as Dr. Elizabeth Vogel Maria Elena Ramirez as Cara Hale Lytle as Matt McGrath Therese Plaehn as Lita McGrath Audrey Wasilewski as Jeanine Co Starring Liam Kilbreth as Ben Rifkin Kallie Tabor as Kirsten Caralyn Aufiero as Waitress Evan Risser as 6-Year-Old Andy