

Louis Hayward
D'Artagnan

Patricia Medina
Princess Anne / Princess Louise

Alan Hale Jr.
Porthos

Judd Holdren
Aramis

Steve Brodie
Athos

John Sutton
Duke de Valdac

Lester Matthews
Prime Minister Rochard

John Dehner
Count de Fourrier

Tor Johnson
Renac (uncredited)