Jeanette MacDonald

as Louise Rayton Morgan

José Iturbi

as Himself

Jane Powell

as Tess Morgan

Edward Arnold

as Robert Nelson

Harry Davenport

as Dr. Cannon

Moyna MacGill

as Mrs. Smith

Elinor Donahue

as Alix Morgan

Ann E. Todd

as Ilka Morgan

Tom Helmore

as Michael Pemberton

Kathryn Card

as Jonesy

Dick Simmons

as Mr. Harlow, Nelson's Secretary

Larry Adler

as Himself (Harmonica Player)

Amparo Iturbi

as Herself

Anita Aros

as Switchboard Operator (uncredited)

Don Avalier

as Headwaiter (uncredited)

Amparo Ballester

as Cigarette Girl (uncredited)

Nina Bara

as Cuban Singer (uncredited)

Leon Belasco

as Ship Bandleader (uncredited)

Nan Bennett

as Toney Tiger (uncredited)

Danny Borzage

as Accordionist (uncredited)

Paul Bradley

as Ship Passenger (uncredited)

Thomas E. Breen

as Ship Steward (uncredited)

Virginia Brissac

as Miss Drake (uncredited)

Charles Coleman

as William (uncredited)

George Calliga

as Concert Spectator (uncredited)

Steve Carruthers

as Restaurant Patron (uncredited)

Wheaton Chambers

as Stage Manager (uncredited)

David Cota

as Bellboy (uncredited)

Sayre Dearing

as Ship Passenger (uncredited)

Dick Earle

as Concert Spectator (uncredited)

Franklyn Farnum

as Ship Passenger (uncredited)

Tom Ferrandini

as Ship Passenger (uncredited)

Charles Fogel

as Ship Passenger (uncredited)

William Forrest

as Ship Captain (uncredited)

Phyllis Graffeo

as Cuban Singer (uncredited)

Thurston Hall

as Howie Howard, Louise's Assistant (uncredited)

Shephen Hero

as Ribs (uncredited)

Joseph La Cava

as Bartender (uncredited)

Conchita Lemus

as Cuban Singer (uncredited)

Bill Lewin

as Ship Steward (uncredited)

Jack 'Tiny' Lipson

as Freddy, Fat Man on Street (uncredited)

Harold Miller

as Café Patron (uncredited)

Hans Moebus

as Ship Passenger (uncredited)

Connie Montoya

as Switchboard Operator (uncredited)

Dorita Pallais

as Cuban Singer (uncredited)

Edward Peil Sr.

as Waiter (uncredited)

Fred Perce

as Café Patron (uncredited)

Frank Pershing

as Ship Steward (uncredited)

Dorothy Porter

as Cuban Singer (uncredited)

Paul Ravel

as Concert Spectator (uncredited)

Suzanne Ridgway

as Ship Passenger (uncredited)

Bert Stevens

as Ship Passenger (uncredited)

Diane Stewart

as Cuban Singer (uncredited)

Brick Sullivan

as Cabbie (uncredited)

Joan Valerie

as Hostess (uncredited)

Al Walton

as Ship Passenger (uncredited)

Joanee Wayne

as Telephone Operator (uncredited)

Ian Wolfe

as Martin, Nelson's Second Butler (uncredited)

Estelita Zarco

as Switchboard Operator (uncredited)