Death Force (also known as Vengeance Is Mine) is a 1978 martial arts exploitation film directed by Cirio H. Santiago and written by Howard R. Cohen. The film is an international co-production of the Philippines and the United States, and stars blaxploitation actor James Iglehart alongside Carmen Argenziano, Leon Isaac Kennedy, and Jayne Kennedy. Iglehart plays Doug Russell, a veteran of the Vietnam War turned gold smuggler who is left for dead by his partners and, after being trained to wield a samurai sword by a Japanese soldier, seeks revenge on those who betrayed him.