Dwayne Johnson: Black Adam, Teth Adam
Aldis Hodge: Hawkman, Carter Hall
Pierce Brosnan: Dr. Fate, Kent Nelson
Noah Centineo: Atom Smasher, Al Rothstein
Sarah Shahi: Adrianna Tomaz
Quintessa Swindell: Cyclone, Maxine Hunkel
Marwan Kenzari: Ishmael, Sabbac, King Ahk-Ton
Bodhi Sabongui: Amon Tomaz
Mohammed Amer: Karim
James Cusati-Moyer: Samir
Jalon Christian: Hurut
Benjamin Patterson: Skinny Teth Adam
Odelya Halevi: Shiruta
Uli Latukefu: The Champion
Jennifer Holland: Emilia Harcourt
Henry Winkler: Uncle Al
Chaim Jeraffi: Djau
Sharon Gee: Mrs. Farmer
Stephan Jones: Commander