Dr. Mist [Professor Nommo Balewa] (origin); Dr. Occult [Richard Occult]; John Zatara (cameo flashback); Mento [Steve Dayton] (cameo flashback); Mosa Balewa (flashback, death); Sargon the Sorcerer [John Sargent] (cameo flashback); Steve Trevor; Timothy Hunter; Black Boris (villain); Blackbriar Thorn (villain); Felix Faust (villain)