Doomsday Machine
- Jaar: 1972
- Land: United States of America
- Genre: Sciencefiction
- Studio: First Leisure
- Trefwoord: nuclear war, radiation, space travel, end of the world, astronaut, venus the planet, outer space
- Regisseur: Lee Sholem, Harry Hope, Herbert J. Leder
- Gips: Bobby Van, Ruta Lee, Mala Powers, James Craig, Grant Williams, Henry Wilcoxon