Character
The Flying Graysons John Grayson, Tony Zucco (Flashback Only), Alfred Pennyworth (Photograph Only), Nightwing Dick Grayson, Clark Kent, Dick Grayson (Flashback Only), Robin (Damian Wayne) (Flashback Only), Batman (Bruce Wayne), Changeling (Gar Logan), Brutale (Guillermo Barrera), Troia (Donna Troy), Speedy (Roy Harper) (Flashback Only), Lucius Fox, Donna Troy, Blockbuster (Roland Desmond), Detective James Gordon (Flashback Only), Barbara Gordon, Leslie Thompkins, The Titans Cyborg (Victor Stone), Bitewing (Haley the Dog), Mary Grayson, Oracle (Barbara Gordon), Melinda Zucco, Wonder Girl (Donna Troy), Robin (Tim Drake) (Flashback Only), Commissioner Maclean, Shelton Lyle, Alfred Pennyworth (Flashback Only), Raven, Electrocutioner (Lester Buchinsky), Mr. Haly (Flashback Only), Starfire (Koryand'r), Heartless, Haley the Dog, Raven (Rachel Roth), Alfred Pennyworth (Hands Only), Superman (Clark Kent), Teen Titans Kid Flash (Wally West), Red Hood (Jason Todd) (Flashback Only), Robin (Tim Drake), George Perez, Dick Grayson (Poster Only), Batman (Bruce Wayne) (Flashback Only), Salvatore Maroni, Changeling (Garfield Logan), Starfire (Princess Koriand'r), Haley the Dog (Intro), Barbara Gordon (Also in Flashback), Cyborg, Onyx, Nightwing (Dick Grayson), Also As Robin, Batgirl (Barbara Gordon)