Zachary Quinto Dr. Oliver Thredson Actor Joseph Fiennes Monsignor Timothy Howard Actor Sarah Paulson Lana Winters Actor Evan Peters Kit Walker Actor Lily Rabe Sister Mary Eunice Actor Lizzie Brocheré Grace Actor James Cromwell Dr. Arthur Arden Actor Jessica Lange Sister Jude Actor Frances Conroy Shachath Guest Star Fredric Lehne Frank McCann Guest Star Mark Margolis Sam Goodman Guest Star William Mapother Man in Car Guest Star Sean Patrick Thomas Terry Guest Star Tongai Arnold Chirisa Miles Guest Star Debra Christofferson Mrs. Stone Guest Star Lily Knight Sister Felicity Guest Star Don Stark Kit's Lawyer Guest Star Jennifer Holland Nurse Blackwell Guest Star Erin Allin O'Reilly Nurse Fuller Guest Star Karen Constantine Nun Guest Star Danielle Kennedy Tudy Guest Star Bryan Rasmussen Hank Stone Guest Star Kristin Slaysman Missy Guest Star Ryan Murphy Executive Producer Brad Falchuk Executive Producer Dante Di Loreto Executive Producer Tim Minear Executive Producer