Goke, Body Snatcher from Hell (1968)6.1 /10

Storyline:  After a hijacking and reports of a UFO, a passenger plane crashes on a remote island. As the survivors struggle to regroup, they encounter an alien force that infects humans, transforming them into vampiric creatures. Trapped and distrustful of each other, they must confront both an unseen extraterrestrial threat and the growing terror within themselves.