The Challenge
- Episode aired Jan 18, 1979
The superheroes only have one hour to find Dr. Silvana's Doomsday Machine before it destroys all life on Earth. Their only leads are clues left by the arch villains, each one of which might ... Read allThe superheroes only have one hour to find Dr. Silvana's Doomsday Machine before it destroys all life on Earth. Their only leads are clues left by the arch villains, each one of which might be a trap.The superheroes only have one hour to find Dr. Silvana's Doomsday Machine before it destroys all life on Earth. Their only leads are clues left by the arch villains, each one of which might be a trap.