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When the first manned flight to Venus returns to Earth, the rocket crash-lands in the Mediterranean near a small Italian fishing village. The locals manage to save one of the astronauts Colonel Calder, the mission commander. A young boy also recovers what turns out to be a specimen of an alien creature. Growing at a fantastic rate, it manages to escape and eventually threatens the city of Rome forcing the military to take drastic action.
- Directed by: Nathan Juran
Actors movie 20 Million Miles to Earth:
- William Hopper (Colonel Robert Calder)
- Joan Taylor (Marisa Leonardo)
- Frank Puglia (Dr. Leonardo)
- John Zaremba (Dr. Judson Uhl)
- Thomas Browne Henry (Major General A.D. McIntosh (as...)
- Tito Vuolo (Commissario Charra)
- Jan Arvan (Signore Contino - Government Official)
- Arthur Space (Dr. Sharman)
- Bart Braverman (Pepe)
- Sid Cassel (Farmer - First Victim (uncredited))
- James Dime (Felix Roy - French News Correspondent...)
- Noel Drayton (1st Reuters News Correspondent...)
- Darlene Fields (Miss Reynolds (uncredited))
- Michael Garth (Minor Role (uncredited))
- Ray Harryhausen (Man Feeding Elephant (uncredited))