David Niven as Percy "Scarlet Pimpernel" Blakeney

Margaret Leighton as Marguerite Blakeney

Cyril Cusack as Chauvelin

Jack Hawkins as Prince of Wales

Arlette Marchal as Contesses de Tournai

Gérard Néry as Philippe de Tournai

Charles Victor as Colonel Winterbotham

Danielle Godet as Suzanne de Tournai

Edmond Audran as Armand St. Juste

Eugene Deckers as Captain Merieres

David Oxley as Captain Duroc

Raymond Rollett as Bibot

Philip Stainton as Jellyband

John Longden as The Abbot

George De Warfaz as Baron

Arthur Wontner as Lord Grenville

Richard George as Sir John Coke

David Hutcheson as Lord Anthony Dewhurst

Robert Coote as Sir Andrew ffoulkes

Patrick Macnee as Hon. John Bristow

Terence Alexander as Duke of Dorset

Richmond Nairne as Beau Pepys

Howard Vernon as Comte de Tournai