Louis Hayward as King Louis XIV / Philippe of Gascony

Joan Bennett as Princess Maria Theresa

Warren William as D'Artagnan

Joseph Schildkraut as Fouquet

Alan Hale as Porthos

Walter Kingsford as Colbert

Miles Mander as Aramis

Bert Roach as Athos

Marion Martin as Mlle. de la Valliere

Montagu Love as Spanish Ambassador

Doris Kenyon as Queen Anne

Albert Dekker as Louis XIII

Nigel De Brulier as Cardinal Richelieu

William Royle as Commandant of Bastille

Boyd Irwin as Lord High Constable of France

Howard Brooks as Cardinal

Reginald Barlow as Jean Paul

Lane Chandler as Captain of Fouquet's Guards

Wyndham Standing as Doctor

Dorothy Vaughan as Midwife

Sheila Darcy as Maria Theresa's Maid

Robert Milasch as Torturer

D'Arcy Corrigan as Tortured Prisoner

Harry Woods as First Officer

Peter Cushing as Second Officer

Emmett King as King's Chamberlain

Ted Billings as Prisoner in Bastille

Fred Cavens as Francois

James Dime as A Torturer and Mask Forger

Dwight Frye as Fouquet's Valet

Leyland Hodgson as Court Announcer

Ian Maclaren as Valet de Chambre

John Merton as Soldier

Edgar Norton as Fouquet's Servant

William H. O'Brien as Servant

Artie Ortego as Carriage Guard

Herman Hack as Guard