Tony Curtis
Joe / Josephine / Shell Oil Junior
Pat O'Brien
Detective Mulligan
Joe E. Brown
Osgood Fielding III
Nehemiah Persoff
Little Bonaparte
George E. Stone
Toothpick Charlie
Mike Mazurki
Spats' Henchman
Harry Wilson
Spats' Henchman
Edward G. Robinson Jr.
Johnny Paradise
Phil Bloom
Gangster at Convention
Willie Bloom
Gangster at Convention
Steve Carruthers
Hotel Guest
James J. Casino
Gangster at Convention
Noble Kid Chissell
Police Officer
Beulah Christian
Speakeasy Patron
Pat Comiskey
Spats' Henchman
Bing Conley
Gangster at Convention
Paul Cristo
Gangster at Convention
Harry Denny
Retirement Home Resident
Jimmy Dime
Gangster Convention Greeter
Franklyn Farnum
Party Guest
Duke Fishman
Gangster at Convention
George Ford
Police Officer
Paul Frees
Funeral Director / Speakeasy Waiter
Bobby Gilbert
Speakeasy Patron
Joseph Glick
Gangster at Convention
Jack Gordon
Gangster with Charlie
Joe Gray
Mobster at Banquet
Stuart Hall
Speakeasy Patron
Harold Tommy Hart
Official #2
Shep Houghton
Speakeasy Patron
Joseph La Cava
Gangster at Convention
Carl M. Leviness
Retirement Home Resident
King Lockwood
Gangster at Convention
Hank Mann
Speakeasy Patron
Tiger Joe Marsh
Small Role
Tipp McClure
Spats' Henchman
Penny McGuiggan
Trumpet Player
Frank McLure
Speakeasy Patron
William H. O'Brien
Hotel Guest
Colleen O'Sullivan
Band Member
Jack Perry
Gangster at Convention
Danny Richards Jr.
Fresh Bellboy
Sammy Shack
Commuter at Station
Bert Stevens
Speakeasy Patron
Arthur Tovey
Speakeasy Patron
Sid Troy
Gangster at Convention
Ralph Volkie
Gangster at Massacre