Slip and Sach (Bowery Boys) go to prison to help a reporter with a story.
Slip Mahoney
Sach Jones
Butch Williams
Warden B.W. Oswald
Captain Jenkins
Percival P. Lannigan
Cy Bowman
Louie Dumbrowsky
Chuck Anderson
"Big Greeny"
Tomsic
Dr. Fernando F. Fordyce
Hank Gaffney - Convict
Kitchen Trustee Gus
Willy, gambling ring thug
Prison Mugshot Photographer
Chunky Guard, at warden's office
Convict Frank, Lannigan's barber
Convict Manicurist