Fred Astaire
Tom Bowen

Jane Powell
Ellen Bowen

Peter Lawford
Lord John Brindale

Sarah Churchill
Anne Ashmond

Keenan Wynn
Irving Klinger / Edgar Klinger

Albert Sharpe
James Ashmond

Henri Letondal
Purser (uncredited)

Viola Roache
Sarah

Bess Flowers
Backstage guest (uncredited)

Mae Clarke
Telephone Operator #1 (uncredited)

James Finlayson
Cabby (uncredited)

Shirley Jean Rickert
Dancer in Haiti Number (uncredited)

Frank McLure
Information Clerk at Dock (uncredited)

Bert Stevens
Military Officer on Street (uncredited)

Margaret Bert
Ellen's Maid (Uncredited)

Andre Charisse
Steward (uncredited)

Richard Lupino
Singing Elevator Boy (uncredited)