Harry
Peter Halliday
Superintendent Walker
Lord Donegall
Warner, the Chauffeur
Insp. Beecham
The Actor as 'Tom' in Stage Play
Daniel Catlin
Harvey Bristol
Ambrose Ashley
Captain Luis del Toro
Hilary Evans
Duke de Valdac
Khalid
Anthony Tunliffe
Jerry Allison
Keith Ferris
Raizul
Prince Bisceglie
Cecil Graham
The Duke of Buckingham
Ted Whitney
Jeff MacAllister
Count de Brissac
Diego De Silva
Phil Dexter
Roger Hetherton
Dr. Rivers
Geoffrey Carter
Peter Stackhouse
Howard Shelton
Fred Haviland
Dr. Phillip Rossiter
Wing Commander Morley
Dr. Franklin Meredith
Lord Edward Crewe
Richard Jeffery
Captain of the Guard
David Wallace
Dr. Frank Griffin
Bill Banning
John Wyatt
Capt. Armand of the Queen's Guard (uncredited)
Inspector Tredennis
Corporal Piggott
Hessian Courier (uncredited)
Adjutant
Inspector Tredennis
Man at Newsstand (uncredited)
Fred Percy
English Officer
Nielson's Secretary
Young Man
