Gene Kelly

D'Artagnan

Lana Turner

Lady De Winter

June Allyson

Constance

Van Heflin

Athos

Angela Lansbury

Queen Ann

Gig Young

Porthos

Vincent Price

Richelieu

Robert Coote

Aramis

Frank Morgan

King Louis XIII

Keenan Wynn

Planchet

John Sutton

The Duke of Buckingham

Reginald Owen

Treville

Ian Keith

Rochefort

Patricia Medina

Kitty

Richard Wyler

Albert

Marie Windsor

Lady-in-Waiting (uncredited)

Byron Foulger

Bonacieux (uncredited)

Kirk Alyn

Aramis' Friend (uncredited)

Arthur Hohl

Dragon Rouge Host (uncredited)

William Tannen

Traveler (uncredited)