Jeanette MacDonald

Louise Rayton Morgan

José Iturbi

Himself

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)

Amparo Iturbi

Herself

Anita Aros

Switchboard Operator (uncredited)