
- Nicholas Hoult Lex Luthor
- Isabela Merced Kendra Saunders / Hawkgirl
- Frank Grillo Rick Flag Sr.
- Alan Tudyk
- Nathan Fillion Guy Gardner / Green Lantern
- Rachel Brosnahan Lois Lane
- Skyler Gisondo Jimmy Olsen
- Wendell Pierce Perry White
- Sean Gunn Maxwell Lord
- Pruitt Taylor Vince Jonathan / Pa Kent
- Edi Gathegi Michael Holt / Mister Terrific
- Beck Bennett Steve Lombard