Marilyn Monroe character Sugar Kane Kowalczyk
Tony Curtis character Joe (Josephine)
Jack Lemmon character Jerry (Daphne)
George Raft character Spats Colombo
Pat O’Brien character Detective Mulligan
Joe E. Brown character Osgood Fielding III
Nehemiah Persoff character Little Bonaparte
Joan Shawlee character Sweet Sue
Billy Gray character Sig Poliakoff
George E. Stone character Toothpick Charlie
Dave Barry character Beinstock
Mike Mazurki character Spats' Henchman
Harry Wilson character Spats' Henchman
Beverly Wills character Dolores
Barbara Drew character Nellie
Edward G. Robinson Jr. character Johnny Paradise
Sam Bagley character Minor Role (uncredited)
Alex Ball character Speakeasy Patron (uncredited)
Brandon Beach character Party Guest (uncredited)
Phil Bloom character Gangster at Convention (uncredited)
Willie Bloom character Gangster at Convention (uncredited)
Al Breneman character Bellhop (uncredited)
Steve Carruthers character Hotel Guest (uncredited)
James J. Casino character Gangster at Convention (uncredited)
Noble Chissell character Police Officer (uncredited)
Beulah Christian character Speakeasy Patron (uncredited)
Ted Christy character Gangster (uncredited)
Robert Cole character Club Patron (uncredited)
Marian Collier character Olga (uncredited)
Pat Comiskey character Spats' Henchman (uncredited)
Bing Conley character Gangster at Convention (uncredited)
John Cretoria character Gangster at Convention (uncredited)
Paul Cristo character Gangster at Convention (uncredited)
James Dime character Gangster Convention Greeter (uncredited)
Franklyn Farnum character Party Guest (uncredited)
Joan Fields character Band Member (uncredited)
Duke Fishman character Gangster at Convention (uncredited)
Mary Foley character Band Member (uncredited)
George Ford character Police Officer (uncredited)
Paul Frees character Funeral Director / Speakeasy Waiter (voice) (uncredited)
Joanne Genthon character Girl (uncredited)
Bobby Gilbert character Speakeasy Patron (uncredited)
Joseph Glick character Gangster at Convention (uncredited)
Jack Gordon character Gangster with Charlie (uncredited)
Joe Gray character Mobster at Banquet (uncredited)
Stuart Hall character Speakeasy Patron (uncredited)
Sam Harris character Hotel Guest (uncredited)
Harold 'Tommy' Hart character Official #2 (uncredited)
William Hoehne Jr. character Policeman (uncredited)
Ted Hook character Official #1 (uncredited)
Shep Houghton character Speakeasy Patron (uncredited)
John Indrisano character Waiter (uncredited)
Tom Kennedy character Bouncer (uncredited)
Joseph La Cava character Gangster at Convention (uncredited)
George Lake character Small Role (uncredited)
Carl M. Leviness character Retirement Home Resident (uncredited)
King Lockwood character Gangster at Convention (uncredited)
John Logan character Small Role (uncredited)
Hank Mann character Speakeasy Patron (uncredited)
Tiger Joe Marsh character Small Role (uncredited)
Jack Mather character Small Role (uncredited)
Tipp McClure character Spats' Henchman (uncredited)
Penny McGuiggan character Trumpet Player (uncredited)
Frank McLure character Speakeasy Patron (uncredited)
Laurie Mitchell character (uncredited)
William H. O'Brien character Hotel Guest (uncredited)
Colleen O'Sullivan character Band Member (uncredited)
Joe Palma character (uncredited)
Helen Perry character Rosella (uncredited)
Jack Perry character Gangster at Convention (uncredited)
Danny Richards Jr. character Fresh Bellboy (uncredited)
Edwin Rochelle character Chef (uncredited)
John Roy character Police Officer (uncredited)
Cosmo Sardo character Waiter (uncredited)
Scott Seaton character Old Man (uncredited)
Sammy Shack character Commuter at Station (uncredited)
Fred Sherman character Drunk (uncredited)
Carl Sklover character (uncredited)
Bert Stevens character Speakeasy Patron (uncredited)
Arthur Tovey character Speakeasy Patron (uncredited)
Sid Troy character Gangster at Convention (uncredited)
Ralph Volkie character (uncredited)
Tito Vuolo character Mozzarella (uncredited)
Sandra Warner character Emily (uncredited)
Billy Wayne character (uncredited)
Grace Lee Whitney character Rosella (uncredited)