Alexandra Daddario as Rowan Ailes
Ben Barnes as Aro Volturi
Jamie Cambell Bower as Caius Volturi
Gaspard Ulliel as Marcus Volturi
Daniel Cudmore, Dakota Fanning, Cameron Bright, and Charlie Bewley as Felix Volturi, Jane Volturi, Alec Volturi, and Demetri Volturi, respectively
The rest of the Twilight actors as their respective characters