Gor

Gor is a 1987 science fiction fantasy film. It was loosely based on the 1966 novel Tarnsman of Gor, the first in the Gor series of sword and planet novels. The series was written by philosophy professor and author John Frederick Lange Jr. under his pen name John Norman. There was a sequel to the film, Outlaw of Gor (1989).

Synopsis from Wikipedia, CC BY-SA 4.0. Everything below written here.

Poster © the film's rights holders.