20 Million Miles To Earth (1957): A US army rocket ship, returning from an exploratory flight to Venus crashes into the sea of Sicily, freeing a small native Venusian creature called the Ymir. Eventually growing to enormous size, it threatens the city of Rome.
Earth Vs. The Flying Saucers (1956): Aliens travel to Earth to seek help for their dying planet. However, when they arrive at a U.S Army base, the Army mistakenly greet them with gunfire...
It Came From Beneath The Sea (1955): Submarine commander Pete Mathews (Kenneth Tobey) and scientists Lesley Joyce (Faith Domergue) and John Carter (Donald Curtis) battle an angry sea monster driven from the depths of the ocean by an H-bomb explosion. In search of non-contaminated food, this tentacled tyrant counts among its victims a fishing trawler and its passengers, a family sunning at the beach, several San Francisco skyscrapers and even the Golden Gate Bridge!