Plot
American astronaut Frank Douglas mysteriously disappears from his spacecraft as it parachutes to Earth. He is apparently replaced by or turned into a large, radioactive, humanoid monster. A team of scientists and military men attempt to capture the monster.
| Writer | Jeff Smith |
|---|---|
| Director | Bill Rebane & Herschell Gordon Lewis |
| Actor | Henry Hite, Phil Morton, Lois Brooks |
| Country | United States of America |
| Production | B.I. & L. Releasing Corp. |
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