Character
Ka-Zar (Guest Star), Zabu (Guest Star), Timberius (Villain), Swamp Men (Villains), Colonel Brevlov (Villain), Glen Talbot, The Knights of Wundagore, Betty Ross, Dum Dum Dugan (Guest Star), The Legion of the Living Lightning (Villain), General Ross, The Thing, Umbu (Villain), Black Bolt (Guest Star), Hogun, The Leader's Super-Humanoid (Villain), Hulk (Bruce Banner), Namor, Silver Surfer (Cameo), Fandral, Human Torch (Johnny Storm), Yuri Brevlov (Villain), The Legion of the Living Lightning, The Mandarin (Villain), Fandrel, The Lord of the Living Lightning (Villain), Nebulo (Villain), Mister Fantastic (Guest Star), General Ross (Flashback to the Hulk's Origin), Loki (Villain), Triton, Mister Fantastic, Fantastic Four Invisible Girl, Thunderbolt Ross, The Galaxy Master (Villain), Al (Villain), Leonus (Villain), Silver Surfer, Nick Fury (Guest Star), The Mandarin Robot (Villain), Randau, the Space Parasite (Villain), Abomination (Cameo Flashback), General Thunderbolt Ross, Aireo (Villain), Heimdall, Lockjaw (Guest Star), A Knight of Wundagore, The High Evolutionary, Dum Dum Dugan, Glenn Talbot, Blastaar, Igor (in Flashback to the Hulk's Origin, Villain), Asgardians, Rocky (Villain), Teen Brigade, The Leader's Super Humanoid (Villain), Nick Fury, Maximus (Villain), Sandman (Villain), Enchantress (Villain), The Leader (Villain), Rhino (Villain), Trolls (Villain), Romnar (in Flashback), Executioner (Villain), Inhumans (Guest Stars), Sandman, Stallior (Villain), Volstagg, The Puppet Master (Villain), The Missing Link (Villain), Iron Man (Tony Stark) (Guest Star), Gabriel Jones, S.H.I.E.L.D. (Guest Star), Oldar, Falcona (Villain), Gorgon (Guest Star), Communists (Villains), Rick Jones (Flashback to the Hulk's Origin), Rick Jones, Odin
