as Herr Veit
as Alec Stevens
as Detective Inspector (uncredited)
as Editor, Evening Comet
as Police Sergeant
as Sir Frank Murchison
as Jones
as Saxon Rose
as Chairman of Meeting
as Customer With Umbrella
as Monsieur Fayolle
as Captain of Swedish Packet
as Charles Lennox
as Mr. Lord
as Monty Carr
as Schwartz, Spy Chieftain
as Kapitan von Lutz
as Gustave
as Suddaby
as Dr. Willendorf
as Prison Governor (uncredited)
as Inspector Blow
as Monsieur Joue: Staff of Nutbourne
as Capt. Perez
as Professor Mitchell
as Dvorak
as Otto Lemnel
as McFarlane
as Mr. Curtail
as Merridew
as District Superintendent
as Captain of the 'Rob Roy'
as Superintendent
as French Customs Man
as Naylor
as Hotel Proprietor
as Adm. Westerham