The X from Outer Space is a 1967 Japanese science fiction kaiju film directed by Kazui Nihonmatsu, and stars Eiji Okada and Toshiya Wazaki.

Kaiju is a Japanese term that is commonly associated with media involving giant monsters. A subgenre of science fiction, it was created by Eiji Tsuburaya and Ishirō Honda. The term can also refer to the giant monsters themselves, which are usually depicted attacking major cities and battling either the military or other monsters.