Diego De Silva
Captain of the Guard
Phil Dexter
Dr. Rivers
Jerry Allison
Harvey Bristol
Adjutant
The Duke of Buckingham
Ambrose Ashley
Khalid
Inspector Tredennis
Superintendent Walker
Lord Donegall
Roger Hetherton
Corporal Piggott
Drake
Capt. Armand of the Queen's Guard (uncredited)
Hessian Courier (uncredited)
Dr. Frank Griffin
Anthony Tunliffe
Herbert Guiles
Tom Wickers
Rene Champion
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