Characters played by Leo Gorcey
Terence Aloysius 'Slip' Mahoney
Characters played by Huntz Hall
Horace Debussy 'Sach' Jones
Characters played by Bobby Jordan
Bobby
Characters played by William 'Billy' Benedict
Whitey
Characters played by David Gorcey
Chuck
Characters played by Teala Loring
Cathy Smith
Characters played by Sheldon Leonard
Ace Deuce Baker
Characters played by Daun Kennedy
Maizie
Characters played by James Burke
Detective O'Malley
Characters played by Vince Barnett
Street Cleaner
Characters played by William 'Wee Willie' Davis
Moose McCall
Characters played by William Ruhl
Henchman Spike
Characters played by Emmett Vogan
Mr. Johnson
Characters played by Bernard Gorcey
Louie Dumbrowsky
Characters played by Milton Parsons
Professor Schnackenberger
Characters played by Lester Dorr
Feather-Fingers
Characters played by William Newell
Detective Dugan
Characters played by Eddie Dunn
Police Officer O'Hara
Characters played by Nancy Brinckman
Hat Check Girl
Characters played by Oliver Cross
Nightclub Patron
Characters played by Jay Eaton
Nightclub Patron
Characters played by Buddy Gorman
Bud - the Newsboy
Characters played by Herschel Graham
Nightclub Patron
Characters played by Robert Haines
Nightclub Patron
Characters played by Kenner G. Kemp
Nightclub Patron
Characters played by Carl M. Leviness
Nightclub Patron
Characters played by Charles Sherlock
Joe - the Waiter
Characters played by Charles Sullivan
Second Mugg