Batman [Bruce Wayne]; Superman [Clark Kent; Kal-El]; S.H.A.D.E. [Atom [Ray Palmer]; Dr. Belroy; Father Time]; Dr. Smashammer (villain); Titan Super Gladiator (villain)
Batman [Bruce Wayne]; Batman [Bruce Wayne] (Earth-2); Superman [Clark Kent; Kal-El]; Superman [Clark Kent; Kal-L] (Earth-2); Huntress [Helena Wayne; also as Robin] (Earth-2); Power Girl [Karen Starr; also as Supergirl] (Earth-2); Wonder Woman [Diana] (Earth-2); Alfred Pennyworth (Earth-2); Jimmy Olsen (Earth-2); Jonathan Kent (Earth-2); Lois Lane (Earth-2); Martha Kent (Earth-2); Darkseid (flashback, villain); Kaiyo (villain); Parademons (villains); Steppenwolf (villain)