Character: Edith Johnstone
Actor: Lisa Ellis
Episode: The White Feather

An employee of The White Feather, she is caught cutting telegraph wires near a military encampment. In her first interview she proclaims Nazi sympathies. Undeterred Foyle sets off to find out why. On hearing of David Lane's death, Edith breaks down and admits that Margaret Ellis used knowledge of Edith's Jewish grandmother to frighten her into breaking the law.