The Phantom Planet ratings (Movie, 1961)

The mysterious appearance of an unknown planet brings miniature people, a monster, beautiful women and undaunted heroes to the screen. The self-contained planet "Rheton" has the ability to move in and out of galaxies to escape their enemies. After two missing expeditions, Earth sends a third astronaut team to investigate. One astronaut survives a crash to stand trial and help the aliens fight off a monster after a Solorite attack.

First Spaceship on Venus
Total votes: 3,266
Average rating: 4.6 Reptilicus
Total votes: 4,541
Average rating: 3.6 Journey to the Seventh Planet
Total votes: 1,922
Average rating: 4.7 The Day Mars Invaded Earth
Total votes: 1,168
Average rating: 4.9 The Giant of Marathon
Total votes: 1,118
Average rating: 5.0 The Space Children
Total votes: 1,438
Average rating: 4.3 Doctor Blood's Coffin
Total votes: 1,100
Average rating: 4.9 Santo vs. the Vampire Women
Total votes: 1,543
Average rating: 3.9 Teenage Cave Man
Total votes: 1,776
Average rating: 3.5 Battle Beyond the Sun
Total votes: 1,171
Average rating: 4.3