Character
Robotman (Cliff Steele), Beast Boy (Gar Logan) (Intro, Later the Changeling), Marie Logan (Beast Boy's Mother, Flashback, Death), Elasti-Girl (Rita Farr), Mr. 103 (Villain), Mr. Moore (Private Investigator), Monsieur Mallah, Mr. Glenn, Mark Logan (Beast Boy's Father, Flashback, Death), Dr. Duroff, Drabny, Dr. Weir (Also As Durling) (Villain), Mr. 103 (John Dubrovny) (Villain), Abu Hallam (Monsieur Mallah) (Villain), Ultimax (Villain), Mr. Takashu, Jill, Lord Brisbane, General Immortus, Mr. Pike, King Dax, Dodge, Hogan (Actor), Beast Boy (Gar Logan) (Cameo), Brotherhood of Evil Brain, Doom Patrol Elasti-Girl (Rita Farr), Volcano Man, Poor Mary, Brotherhood of Evil The Brain, Kal-El (Cameo), Wonder Woman (Diana Prince) (Cameo), Helen Steele (Randy's Wife), The Brain, Nao Tsi, Super-Hip (Cameo), Dr. Drew (Aka Dr. Death) (Villain), Richard Morgan, Elasti-Girl, Beast Boy (Gar Logan) (Origin), Sears, Randy Steele (Cliff's Brother), Mr. Z, Waja the Wise, Murdoch (Actor), The Meteor Man, Bug Man (Villain), Wonder Girl (Donna Troy) (Cameo), Rocky Davis (Cameo), Blind Mike, Madame Rouge, Negative Man (Larry Trainor), Kranus (Villain), Prof Haley, Garguax, Manuel, Mr. Z (Villain), Balu Sutra, Lefevre, Flash (Barry Allen) (Cameo), The Doom Patrol Elasti-Girl (Rita Farr), Negative Man (Larry Trainor) (Origin), Joe, President Lyndon B. Johnson, The One-Eyed King, Robin (Dick Grayson) (Cameo), The Chief (Niles Caulder), Red Ryan, Negative Man, Mr. Nicholas Galtry (Beast Boy's Guardian, Intro), Nicholas Galtry (Beast Boy's Guardian), Multi-Woman, Mr. 103 (Jon Dubrovny) (Intro, Villain), Dr. Friedrich Kleinmann, Beast Boy (Gar Logan), Mrs. Trainor (Larry's Mother), Tibor, Mr. Stanhope, Challenger-Haters Kra, Chief, "Killer" Keller (Villain), Osmun, Mento (Steve Dayton), Nicholas Galtry (Villain), Robotman (Cliff Steele) (Brief Origin), Bug Man, Teen Titans Kid Flash (Wally West) (Cameo), General Immortus (Villain), Superman (Clark Kent), Brotherhood of Evil Madame Rouge, Meteor Man (Professor Randolph Ormsby) (Villain), Madame Rogue, Justice League of America Batman (Bruce Wayne) (Cameo), Doom Patrol Chief, Herman, Dave Lannen, Nicholas Galtry, Multi-Man, Robotman, Lieutenant Briar, Rocky Davis, The Doom Patrol The Chief (Niles Caulder), King Zatopa, Mcconnell, Robotman (Cliff Steele) (Origin), Leroy, Flash (Barry Allen)