Criss, 28, will play Justin, a guest of the titular hotel who, along with his girlfriend, runs afoul of Kathy Bates' character, Iris, reported Entertainment Weekly.
"AHS: Hotel" premieres in October on FX and also features Lady Gaga, Matt Bomer, Bates, Sarah Paulson, Lily Rabe, Evan Peters, Angela Bassett, Wes Bentley, Chloe Sevigny, Denis O'Hare and Naomi Campbell.