Michael York as D'Artagnan

Oliver Reed as Athos

Frank Finlay as Porthos

C. Thomas Howell as Raoul

Kim Cattrall as Justine de Winter

Geraldine Chaplin as Queen Anne

Roy Kinnear as Planchet

Christopher Lee as Rochefort

Philippe Noiret as Cardinal Mazarin

Richard Chamberlain as Aramis

Eusebio Lázaro as Duke of Beaufort

Alan Howard as Oliver Cromwell

David Tristan Birkin as Louis XIV

Bill Paterson as Charles I

Jean-Pierre Cassel as Cyrano de Bergerac

Pat Roach as French Executioner

Billy Connolly as Caddie

Servane Ducorps as Olympe

William J. Fletcher as De Guiche

Laure Sabardin as Chevreuse

Marcelline Collard as Lamballe

Jesús Ruyman as Headsman

Fernando de Juan as Ireton

Barry Burgues as Young Clerk

Leon Greene as Captain Groslow

Ágata Lys as Duchesse de Longueville

Bob Todd as High Bailiff

Lucy Hardwick as Lady-in-Waiting

Aldo Sambrell as Burly Demonstrator

Jack Taylor as Gentleman on Horseback

Ricardo Palacios as Big Lackey

Luciano Federico as Tall Lackey

Carmen Fernández as Commedia player

Rafael de la Cruz as Commedia player

German Estebas as Commedia player

Jesús García Navarro as Commedia player

Fernando Simón as Commedia player

Fernando Prados as Horse Rider (uncredited)