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