Evan Dunsky Creator Liz Brixius Creator Linda Wallem Creator Edie Falco Jackie Peyton Actor Eve Best Dr. Eleanor O'Hara Actor Peter Facinelli Dr. Fitch Cooper Actor Merritt Wever Zoey Barkow Actor Haaz Sleiman Mohammed 'Mo-Mo' De La Cruz Actor Paul Schulze Eddie Walzer Actor Anna Deavere Smith Gloria Akalitus Actor Dominic Fumusa Kevin Peyton Actor Ruby Jerins Grace Peyton Actor Daisy Tahan Fiona Peyton Actor Stephen Wallem Thor Lundgren Actor Victor Garber Neil Nutterman Guest Star Nicole LaLiberte Model Guest Star Lenny Jacobson Lenny Guest Star Chuck Cooper Intestine Man Guest Star Scott Ellis Director John P. Melfi Executive Producer