Clive Brook

as Marquis of Gleneyre

as George, 10th Duke of Bristol

as Leslie Pagan

as Maj. Lessart

as Peter Conroy

as Dr. Karl Roder

as Captain Tom Armitage

as Robert Maine / Manning

as Sir Hubert Ware

as Ann Daviot

as King Regis VI

as Malcolm Stevenson

as Bill Trent

as Dr. Struensee

as Jack

as Latimer

as Dan Pritchard

as Gordon Evers

as Colin Grant

as Robert Marryot

as Sherlock Holmes

as John Curry

as Clive Brook (uncredited)

as Captain Tony Clyde

as Captain Donald 'Doc' Harvey

as George Boyd

as James Morton Towner

as Jim Warren

as Drake Norris

as Norman Cravath

as Capt. William Levison

as Noel Adams

as Neil Dunlap

as Sherlock Holmes

as Hon. Courtenay Parkes

as Daniel Farr

as Sherlock Holmes

as Robert Miles

as Lt. Jack Durrance

as Frank Gregory

as Sir John Marlay

as Heliotrope Harry

as Benson

as Archduke Alexander

as Michael Bream

as Henri de Briac

as Stephen Athelstan

as Oskar Muller

as Anthony Haldane

as Rolls Royce

as Jean Corot

as Norodin

as Peter Williams

as Clifford Dudley

as Tad Workman

as Lester Knapp

as Jerry Winters

as Alan Tahyer

as Matthew Dale Sr.

as Rudolph Solomon

as Henry Wallis

as Henry Galt

as Georges Gautier

as Dr. Alan Monteagle

as Adrien St. Clair

as Robin Field

as Barraclough

as David Compton / David Anson-Pond

as Lionel Daventry