- Mothra vs. Godzilla (1964)
NR | Science fiction
- The Mesa of Lost Women
NR | Science fiction
- Meteor Apocalypse (2010)
NR | Action/Science fiction
- The Manster (1962)
NR | Science fiction
- Master of the World (1961)
NR | Science fiction
- The Mouse on the Moon
NR | Comedy/Romance
- Mars Needs Women
NR | Science fiction
- The Mysterious Island
NR | Science fiction