Detective Inspector (uncredited)

Professor Mitchell

Jones

Mr. Lord

Inspector Blow

Editor, Evening Comet

Gamekeeper

Herr Veit

Monsieur Joue: Staff of Nutbourne

Customer With Umbrella

Kapitan von Lutz

Naylor

Bert

Prison Governor (uncredited)

Capt. Perez

Schwartz, Spy Chieftain

Otto Lemnel

McFarlane

Monsieur Fayolle

Simms

Alec Laurie

William Read

Mr. Curtail

Dr. Willendorf

Dvorak

Chairman of Meeting

Gustave

French Customs Man

Saxon Rose

Brood

Superintendent

Mr. Mellows

Adm. Westerham

Capt. Reid

Captain of Swedish Packet

Alec Stevens

Suddaby

Captain of the 'Rob Roy'

District Superintendent

Merridew

Sir Frank Murchison

Officer

Monty Carr

Police Sergeant

Charles Lennox