American Ninja 4: The Annihilation 1990
The two American Ninjas, Joe Armstrong and Sean Davidson, team up to do battle against a terrorist and his band of Ninjas.
- Released: 1990-10-30
- Runtime: 99 minutes
- Genre: Action, Thriller
- Stars: Michael Dudikoff, James Booth, Dwayne Alexandre, Ken Gampu, Robin Stille, Franz Dobrowsky, Ron Smerczak, Kely McClung, Jody Abrahams, Anthony Fridjohn, David Sherwood, Anthony Fridjhon, David Bradley, Jamie Bartlett, Sean Kelly
- Director: Cedric Sundstrom