Penitentiary

A hitchhiker gets arrested after a biker dies in a fight over a prostitute. In prison, he joins the boxing team to gain dominance and secure early parole from the toughest gang.

Penitentiary is a 1979 thriller drama movie directed by Jamaa Fanaka, starring Leon Isaac Kennedy, Thomas M. Pollard, Hazel Spears. It holds an IMDb rating of 5.7/10 from 1,393 votes and runs 1h 39m.