Paul Muni
— Pierre Esprit Radisson
John Sutton
— Lord Edward Crewe
Laird Cregar
— Gooseberry
Gene Tierney
— Barbara Hall
Vincent Price
— King Charles II
Nigel Bruce
— Prince Rupert
Virginia Field
— Nell Gwyn
Morton Lowry
— Gerald Hall
Robert Greig
— Sir Robert
Chief Thundercloud
— Orimha
Frederick Worlock
— English Governor
Montagu Love
— Governor D'Argenson
Ian Wolfe
— Mayor
Chief John Big Tree
— Chief
Jody Gilbert
— Germaine
Florence Bates
— Duchess (scenes deleted)
Don Ackerman
— (uncredited)
Eugene Borden
— Sentry (uncredited)
David Cavendish
— Councillor (uncredited)
Sonny Chorre
— Indian (uncredited)
Iron Eyes Cody
— Indian (uncredited)
Robert Cory
— Orderly (uncredited)
Dorothy Dearing
— Girl (uncredited)
Jean Del Val
— Captain (uncredited)
Constant Franke
— Sentry (uncredited)
Denis Greene
— John Randall (uncredited)
Lumsden Hare
— Capt. Alan MacKinnon (uncredited)
Boone Hazlett
— Indian (uncredited)
Keith Hitchcock
— Footman (uncredited)
Lilyan Irene
— Maid (uncredited)