Guest Stars Michael Cerveris as September Lily Pilblad as Ella Blake Anna Torv as P.I. Olivia Dunham (Noir) John Noble as Dr. Walter Bishop (Noir) Lance Reddick as Detective Phillip Broyles (Noir) Jasika Nicole as Esther Figglesworth (Noir) Joshua Jackson as Peter Bishop (Noir) Ari Graynor as Kelsie (Noir) Blair Brown as Nina Sharp (Noir) Michael Cerveris as Mr. Gemini (Noir) Ryan McDonald as Brandon Fayette (Noir) Co Starring Sarah Hayward as Nurse A. Mikita Tom Pickett as Dead Singer / Corpse #1 John Prowse as Dead Singer / Corpse #2 Candus Churchill as Dead Singer / Corpse #3 Erica Van Briel as Assistant Uncredited Leonard Nimoy voices Dr. William Bell