Traitor Spy

Traitor Spy is a 1939 British thriller film directed by Walter Summers and starring Bruce Cabot, Marta Labarr, Tamara Desni and Edward Lexy. It was written by Jan Van Lusil, Summers and Ralph Gilbert Bettison based on the novel of the same title by T.C.H. Jacobs and was shot at Welwyn Studios with sets designed by Ian White.

Synopsis from Wikipedia, CC BY-SA 4.0. Everything below written here.

Poster © the film's rights holders.