1980 – The Octagon

★★★☆☆ USA. 1h43m. Action. Directed by Eric Karson. Written by Leigh Chapman (screenplay) and Leigh Chapman, Paul Aaron (story). Cinematography by Michel Hugo. Edited by Dann Cahn. Music by Dick Halligan. Starring Chuck Norris, Karen Carlson, Lee Van Cleef, Tadashi Yamashita, Carol Bagdasarian, Richard Norton.

Involves a martial artist who must stop a group of terrorists trained in the ninja style by his half-brother