Jeanette MacDonald

Louise Rayton Morgan

José Iturbi

Himself (as Jose Iturbi)

Jane Powell

Tess Morgan

Edward Arnold

Robert Nelson

Harry Davenport

Dr. Cannon

Moyna MacGill

Mrs. Smith

Elinor Donahue

Alix Morgan

Ann E. Todd

Ilka Morgan

Tom Helmore

Michael Pemberton

Kathryn Card

Jonesy

Dick Simmons

Mr. Harlow, Nelson's Secretary

Larry Adler

Himself (Harmonica Player)

Leon Belasco

Ship Bandleader (uncredited)

Danny Borzage

Accordionist (uncredited)

Paul Bradley

Ship Passenger (uncredited)

Virginia Brissac

Miss Drake (uncredited)

George Calliga

Concert Spectator (uncredited)

Steve Carruthers

Restaurant Patron (uncredited)

Wheaton Chambers

Stage Manager (uncredited)

Sayre Dearing

Ship Passenger (uncredited)

Franklyn Farnum

Ship Passenger (uncredited)

Tom Ferrandini

Ship Passenger (uncredited)

William Forrest

Ship Captain (uncredited)

Thurston Hall

Howie Howard, Louise's Assistant (uncredited)

Harold Miller

Café Patron (uncredited)

Hans Moebus

Ship Passenger (uncredited)

Edward Peil Sr.

Waiter (uncredited)

Suzanne Ridgway

Ship Passenger (uncredited)

Bert Stevens

Ship Passenger (uncredited)

Brick Sullivan

Cabbie (uncredited)

Joan Valerie

Hostess (uncredited)

Ian Wolfe

Martin, Nelson's Second Butler (uncredited)