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 Camille Chen April Mayfield Guest Star Joan Severance Marion Guest Star Brady Allen Thomas Guest Star Mark Espinoza Jorge Guest Star Callder Griffith Older Thomas Guest Star Nolan Gross Young Johnny Guest Star Brady Hender Bully Guest Star Chandler Kinney Older Julia Guest Star Sal Landi Detective 2 Guest Star Thyme Lewis Dante Guest Star Evan Parke Detective 1 Guest Star Rodney Rowland Milo Guest Star Paul Tei Ted Guest Star Meg Wolf Neo-Natal Nurse Guest Star Sade Kimora Young Julia Guest Star Ryan Murphy Executive Producer Brad Falchuk Executive Producer Dante Di Loreto Executive Producer Tim Minear Executive Producer