Correlli (1995)

Kevin Jones arrives at Blackstream prison beaten, bruised, and suffering from brain damage-a state he wasn't in at his sentencing. Something happened to Kevin during his transfer, and though the prison psychologist tries to help him remember...he can't. But someone at the prison knows Kevin's secrets; and when they meet, a deadly war will be ignited, thrusting the entire prison into a battle of hate and revenge...