A British man is hunted by British and German spies when he tries to sell blueprints.
Carl Beyersdorf / Ted Healey
Freyda Healey
Marie Dufreyne
Beverley Blake
Det. Insp. William Barnard
Det. Sgt. Trotter
Otto Lemnel
Florrie McGowan
Yorkie Meane
Toni Vencini
