 Rita JohnsonKitty | Kitty |
 Tom NealJoe Z. Cameron | Joe Z. Cameron |
 Bernard NedellClyde "Reno" Madigan | Clyde "Reno" Madigan |
 Edward GarganGeorge "Bugs" Jacklin | George "Bugs" Jacklin |
 John GallaudetAlbert "Groper" Crane | Albert "Groper" Crane |
 Addison RichardsWarden - Atlanta | Warden - Atlanta |
 Frank M. ThomasSuperintendent - Chillicothe | Superintendent - Chillicothe |
 George TobiasSloppy Joe | Sloppy Joe |
 Ann ShoemakerDr. Ellen Hollis | Dr. Ellen Hollis |
 Charles LanePsychiatrist | Psychiatrist |
| HHomer S. CummingsSelf - Former Attorney-General | Self - Former Attorney-General |
| JJames V. BennettSelf - Director Of The Federal Bureau Of Prisons | Self - Director Of The Federal Bureau Of Prisons |
 Raymond BaileyHughie (uncredited) | Hughie (uncredited) |
 Paul FixVarney (uncredited) | Varney (uncredited) |
 Harry HaydenEducational Director (uncredited) | Educational Director (uncredited) |
 Fay HelmMamie Jacklin (uncredited) | Mamie Jacklin (uncredited) |
 Dick WesselMoxie (uncredited) | Moxie (uncredited) |
| GGeorge RosenerBarney (uncredited) | Barney (uncredited) |
 James FlavinOfficer (uncredited) | Officer (uncredited) |
 Joe YuleInmate (uncredited) | Inmate (uncredited) |
| MMark StrongMarshal in Charge (uncredited) | Marshal in Charge (uncredited) |
 Joseph CrehanJudge (uncredited) | Judge (uncredited) |
