Finn Wittrock is returning to ‘American Horror Story’ for the upcoming ‘American Horror Story: Hotel’. Wittrock co-starred in ‘American Horror Story: Freak Show’. Ryan Murphy annouced the casting today via Twitter. Murphy also hinted a possible love triangle. He posted “Finn Wittrock is checking into HOTEL. Who will Gaga choose — Finn or Matt Bomer?” Wittrock joins the growing cast that so far includes Sarah Paulson, Kathy Bates, Evan Peters, Angela Bassett, Chloe Sevigny and Wes Bentley, in addition to newcomer Max Greenfield (New Girl).