A US newsman and a British entomologist spy on germ-warfare research in a mythical country.
Margaret Lockwood
Frances Gray
Dane Clark
Bill Casey
Marius Goring
Commandant Anton Razinski
Naunton Wayne
Mr. Hedgerley
Wilfrid Hyde-White
Mr. Luke
Eugene Deckers
Alf
Olaf Pooley
Detective-Interrogator
Gladys Henson
Attendant
