"An auto engineer and a professor's daughter pose as married servants in a mobster's mansion."
Herbert Marshall
as Jim Buchanan
Jean Arthur
as Joan Hawthorne
Leo Carrillo
as Mike Rossini
Lionel Stander
as Flash
Alan Edwards
as Bob Reynolds
Frieda Inescort
as Evelyn Fletcher
Gene Morgan
as Al
Ralf Harolde
as Swig
Matt McHugh
as Pete
Richard Powell
as Chesty
Mariska Aldrich
as Swedish Cook (uncredited)
William Anderson
as Newsboy (uncredited)
John Ardell
as Member of Board of Directors (uncredited)
William Arnold
as Second Inspector (uncredited)
Wyrley Birch
as Minister (uncredited)
Joan Blair
as Kate (uncredited)
Ralph Brooks
as Wedding Guest (uncredited)
Ann Bupp
as Flower Girl at Wedding (uncredited)
Michelette Burani
as French Cook (uncredited)
Walter Byron
as Roy - Pianist at Wedding Rehearsal (uncredited)
Romaine Callender
as Jennings (uncredited)
Mary Jane Carey
as Bridesmaid (uncredited)
Jack Cheatham
as Cop (uncredited)
James Conaty
as Restaurant Patron (uncredited)
Edith Conrad
as Cook (uncredited)
Helen Conway
Georgie Cooper
as Fainting Woman (uncredited)
Frank Hall Crane
Lew Davis
as Waiter (uncredited)
Peggy Dawson
as Nursemaid (uncredited)
Wally Dean
Edgar Dearing
as Motorcycle Cop (uncredited)
Sayre Dearing
as Wedding Rehearsal Guest Extra (uncredited)
Bill Dillon
as Secretary (uncredited)
Edith Emelyne
Estelle Etterre
Bess Flowers
as Laura (uncredited)
Jean Fowler
as Mr. Fletcher (uncredited)
John Guston
as Telephone Operator (uncredited)
Jonathan Hale
as Henry Brown - Member of Board of Directors (uncredited)
Katherine Hall
as Miss Harrison - Jim's Secretary (uncredited)
Peggy Helm
as Maid (uncredited)
Althea Henley
Henry Hebert
Russell Hicks
as Dillon (uncredited)
Arthur Hohl
as Conroy (uncredited)
Louis King
as Park Caretaker (uncredited)
Mike Lally
as Reporter (uncredited)
William Lally
as Bill - New York Cop (uncredited)
Lois Lindsay
as Wedding Rehearsal Guest (uncredited)
Charles Mason
Edward McWade
as Justice of the Peace (uncredited)
George Meeker
as Parker (uncredited)
Torben Meyer
as Swedish Servant (uncredited)
Robert Middlemass
as Chief Inspector (uncredited)
Edmund Mortimer
as Howard - Member of Board of Directors (uncredited)
Joseph North
as Butler (uncredited)
Field Norton
Eddie Parker
Don Roberts
as Bartender (uncredited)
Frederick Roland
as Yates (uncredited)
Constantine Romanoff
as Lefty - Rossini's Driver (uncredited)
Adrian Rosley
as French Servant (uncredited)
Frances Shipp
Larry Steers
Harry Strathey
Jackie Lee Tracy
as Little Girl (uncredited)
John Tyrrell
Pierre Watkin
as Mr. Balderson (uncredited)
George Webb
as Third Inspector (uncredited)
Lee Willard
William Worthington
William A. Seiter
Director
F. Hugh Herbert
Story
Gertrude Purcell
Screenplay
Howard J. Green
Samuel Lange
Costume Design
Gene Havlick
Editor
Everett Riskin
Associate Producer
Stephen Goosson
Art Direction
John Stumar
Director of Photography
Producer
