Broadway Thru a Keyhole

Constance Cummings

Joan Whelan

Russ Columbo

Clark Brian

Paul Kelly

Frank Rocci

Blossom Seeley

Sybil Smith

Gregory Ratoff

Max Mafoofski

Texas Guinan

Tex Kaley

Hugh O'Connell

Chuck Haskins

Hobart Cavanaugh

Peanuts Dinwiddie

Abe Lyman

Orchestra leader

Frances Williams

Frances Williams

Eddie Foy Jr.

Joan's partner

George Mann

George Mann -Columnist

C. Henry Gordon

Tim Crowley

William Burress

Thomas Barnum

Helen Jerome Eddy

Esther

Edith Allen

Girl with Louie

Franklyn Ardell

Columnist #1

Lucille Ball

Chorine / Girl at the Beach

Ronnie Cosby

Little Boy

Susan Fleming

Chorine

Arthur Franklin

Pianist

Mary Gordon

Cleaning Woman

Theresa Harris

Joan's Maid

Rodney Hildebrandt

Member of Rocci's Mob

John Kelly

Louie (uncredited)

Ethan Laidlaw

Member of Rocci's Mob

Charles Lane

Columnist #2

Tom London

Member of Rocci's Mob

George Magrill

Member of Rocci's Mob

Sam McDaniel

Gus - Rocci's Valet

Marceline Medcalf

Little Girl

Edmund Mortimer

Nightclub Dance Extra

Dennis O'Keefe

Nightclub Dance Extra

Wheeler Oakman

Sam

Donna Mae Roberts

Chorine

Fred Santley

Decorator

Ann Sothern

Singer

Billy Sullivan

Member of Rocci's Mob

Andrew Tombes

Sidney - Columnist

Bradley Ward

Willie Stacko