as The Registrar William Howe (uncredited)
as Justice Halstead (uncredited)
as Ginger (uncredited)
as Lord Topham (uncredited)
as Gaffer Oakes (uncredited)
as Dan'l Fadden
as Dr. Dawson
as Leonardo da Vinci (uncredited)
as Grandfather Trent
as Lord Burghley
as Jerome Lesurques
as Lord Chatterton
as Judge