Fred Astaire

~ as ~

Tom Bowen

Jane Powell

~ as ~

Ellen Bowen

Peter Lawford

~ as ~

Lord John Brindale

Sarah Churchill

~ as ~

Anne Ashmond

Keenan Wynn

~ as ~

Irving Klinger / Edgar Klinger

Albert Sharpe

~ as ~

James Ashmond

Henri Letondal

~ as ~

Purser (uncredited)

Viola Roache

~ as ~

Sarah

Bess Flowers

~ as ~

Backstage guest (uncredited)

Mae Clarke

~ as ~

Telephone Operator #1 (uncredited)