Percy Walsh

as Detective Inspector (uncredited)

as Chairman of Meeting

as Monsieur Joue: Staff of Nutbourne

as Superintendent

as Captain of Swedish Packet

as Dvorak

as Dr. Willendorf

as Alec Stevens

as Schwartz, Spy Chieftain

as Police Sergeant

as Monsieur Fayolle

as District Superintendent

as Captain of the 'Rob Roy'

as Inspector Blow

as Herr Veit

as Merridew

as Editor, Evening Comet

as Kapitan von Lutz

as Professor Mitchell

as Otto Lemnel

as Prison Governor (uncredited)

as Suddaby

as Naylor

as Mr. Curtail

as Gustave

as Sir Frank Murchison

as Jones

as Capt. Perez

as McFarlane

as Charles Lennox

as Mr. Lord

as French Customs Man

as Hotel Proprietor

as Customer With Umbrella

as Saxon Rose

as Adm. Westerham

as Monty Carr