"scientist hero" containing the tag

Radar Men from the Moon
169 min 1952

Radar Men from the Moon

Action Movie
Attack of the Crab Monsters
63 min 1957

Attack of the Crab Monsters

Science Fiction Movie
Earth vs. the Flying Saucers
83 min 1956

Earth vs. the Flying Saucers

Action Movie
Monster from Green Hell
71 min 1957

Monster from Green Hell

Science Fiction Movie
Beginning of the End
73 min 1957

Beginning of the End

Horror Movie
Kronos
78 min 1957

Kronos

Science Fiction Movie
The Magnetic Monster
76 min 1953

The Magnetic Monster

Science Fiction Movie
The War of the Worlds
85 min 1953

The War of the Worlds

Science Fiction Movie