Desc: Tank: Directed by Marvin J. Chomsky. With James Garner, Shirley Jones, C. Thomas Howell, Mark Herrier. Sergeant Major Zack arrives at a new army base with his wife, son and Sherman tank. One night at a bar he "stops" a pimp/deputy from beating a girl. The corrupt sheriff uses Zack's son for revenge and Zack uses his tank.