Huntz Hall
— Horace Debussy 'Sach' Jones
Stanley Clements
— Stanislaus 'Duke' Coveleskie
David Gorcey
— Chuck
Eddie LeRoy
— Blinky
Dick Elliott
— Mike
Judy Bamber
— Mabel
Byron Foulger
— Satan
Ralph Sanford
— Sam
Ric Roman
— Tony
Joe Devlin
— Al
Fritz Feld
— Dr. Bluzak (uncredited)
Benny Rubin
— Bernie (uncredited)
John Mitchum
— Desk Sergeant (uncredited)