Desc: Samurai Cop: Directed by Amir Shervan. With Robert Z'Dar, Mathew Karedas, Janis Farley, Mark Frazer. Joe Marshall and Frank Washington are two tenacious police detectives who seek at all costs to stop the Katana, a renegade Yakuza gang composed of violent and sadistic killers who want to lead the drug trade in Los Angeles.