as Lord Warrick

as Mr. Rogan

as Dr. Marko

as Sir Robert Bentley

as British Secretary

as Chief Inspector W.R. Allison

as Mr. Brigstock

as Over the Shoulder Reader

as Frederick Malone

as Giles Conover

as Major Loring (uncredited)

as Judge Brisson

as Leuwen Grayle

as Charles Seagrave

as Pleyel

as Businessman (uncredited)

as Sir Frederick Fleet

as Colonel Fitzhume (uncredited)

as Weatherby (uncredited)

as Col. Herman Fournier

as Major Cunningham

as German Agent on Radio (voice) (uncredited)

as Portmaster

as Major

as Floyd Kirsten

as James V. Thorne

as Dr. Wilton

as Dr. Kurt Immelman

as Kilpatrick

as Professor Langer

as Dr. Leonard V. Meecham

as Paul Panois

as Lord Keith

as Doctor (uncredited)

as Tom Armitage

as Dr. Lockberg

as Sir Malcolm Drake (uncredited)

as Homer

as Deacon Arnold Foster

as Lieut. Strope

as Roger Smythe

as Attorney General (uncredited)

as Mr. Charles Pryor

as Dr. Rankin

as Lord Wickham

as Aramis

as Lockwood

as King Henry VI

as Cardinal Richelieu

as Sir John Gresham

as Horace Granville

as Fred Thomas

as Benjamin Disraeli

as Ebenezer Balfour

as Corey

as James Stratton

as The Sparkler

as Jukes

as King Louis XIII

as Bert

as Garry Ames

as Feize

as Wriothesley

as Capt. Ronald Dancy, DSO

as Harley Travers

as Captain Auguste Lutte

as Ambatriadi

as Claude Holford

as Harry Tresham

as Gordon Moore

as Gordon Druce

as Guy Merrow

as Raymond Carteret

as Adolf Sperber

as Capt. Gardner

as Armand de Marny

as Sir Hugo Boycott

as Mr. Borwick

as Rollo Stevens

as Hon Gerald Pillick

as Sir James Daring

as Levett

as Sir Neville Moreton

as Godfrey Norton

Director

Adaptation, Director

Dialogue

Writer

Director

Director, Script, Theatre Play

Writer, Director

Director

Producer