Justice League Dark is a film unrelated to the DC Cinematic Universe, based upon the characters created by DC Comics. The film stars Dan Stevens, Tatiana Maslany, Rami Malek, Jane Levy, Naomie Harris, with Ron Perlman and Antonio Banderas.
- Dan Stevens as John Constantine
- Tatiana Maslany as Zatanna Zatara
- Rami Malek as Boston Brand / Deadman
- Jane Levy as June Moone / Enchantress
- Naomie Harris as Black Orchid
- Ron Perlman as Dr. Alec Holland / Swamp Thing
- Antonio Banderas as John Zatara