The new warden of a small prison farm in Arkansas tries to clean it up of corruption after initially posing as an inmate.
- Year: 1980
- Country: United States of America
- Genre: Crime, Drama
- Studio: 20th Century Fox
- Keyword: prison, undercover, liberation of prisoners, arkansas, prison warden, based on true story, prison brutality, abuse, 1960s, prison farm, prisoner abuse
- Director: Stuart Rosenberg
- Cast: Robert Redford, Yaphet Kotto, Jane Alexander, Murray Hamilton, David Keith, Morgan Freeman