Evan Dunsky Creator, Executive Producer Liz Brixius Creator, Executive Producer Linda Wallem Creator, Executive Producer Edie Falco Jackie Peyton Actor Eve Best Dr. O'Hara Actor Peter Facinelli Dr. Cooper Actor Merritt Wever Zoey Actor Haaz Sleiman Mo-Mo Actor Paul Schulze Eddie Actor Anna Deavere Smith Gloria Akalitus Actor Dominic Fumusa Kevin Peyton Actor Stephen Wallem Thor Lundgren Actor Patrick Breen Martin Vobernick Guest Star Arjun Gupta Sam Guest Star Sondra James Mrs. Feinberg Guest Star Margaret Anne Florence Young Mother Guest Star Lenny Jacobson Lenny Guest Star Alan Taylor Director Christine Zander Writer, Executive Producer Mark Hudis Executive Producer Richie Jackson Executive Producer Caryn Mandabach Executive Producer