Doomsday Machine
- Anno: 1972
- Nazione: United States of America
- Genere: Fantascienza
- Studio: First Leisure
- Parola chiave: nuclear war, radiation, space travel, end of the world, astronaut, venus the planet, outer space
- Direttore: Lee Sholem, Harry Hope, Herbert J. Leder
- Cast: Bobby Van, Ruta Lee, Mala Powers, James Craig, Grant Williams, Henry Wilcoxon