Crusading newspaperman Cliff Roberts masquerades as a prison guard to document inhuman conditions.
Cliff Roberts, aka Jack Granger
Capt. Duncan
Roy Snead
Lead Guard Langley
Editor Daniel "Pop" O'Donnell
Rita McKelvey
John McKelvey, news publisher
Eddie Jones, convict with sore foot
Committee Chairman
Senator Holden
Guard Adams
Guard Yates
Harry Cleaver
Mr. Dennison
Lloyd Killgallen (uncredited)
Mrs. Briggs (uncredited)
Dr. Evans (uncredited)
Zeke (uncredited)