Kirby Howell-Baptiste, Mason Alexander Park, and Donna Preston join Tom Sturridge and Gwendolyn Christie as fellow mystical figures in Dream King Morpheus’ world.
The show, which is being produced by Warner Bros. Television, is expected to remain in production until June 2021.
He co-wrote the script with David S. Goyer, who also serves as an executive producer.
Rounding out the cast are Jenna Coleman, David Thewlis, Stephen Fry, Patton Oswalt, Joely Richardson, Niamh Walsh, Kyo Ra, Razane Jammal, and Sandra James Young.