Batman [Terry McGinnis]; Bruce Wayne; Commissioner Barbara Gordon; Dick Grayson; Mayor Greg Hoffman; Melanie Walker; Man-Bat [Kirk Langstrom] (villain); Man-Bats (villains); Tey (villain)
Batman [Bruce Wayne] (flashback); Batman [Terry McGinnis]; Commissioner Barbara Gordon [also as Batgirl (flashback)]; Commissioner James Gordon (flashback); Dick Grayson [also as Nightwing (flashback); also as Robin (flashback)]; Flash [Wally West] (flashback); Melanie Walker; Sam Young (flashback); Mr. Freeze [Victor Fries] (flashback, villain); Two-Face [Harvey Dent] (flashback, villain)