A series of crime stories by Michael Gilbert.
[Starring] Brian Wilde
Starring Marian Spencer, Henry Oscar with Jennifer Wright, Terry Scully

Mrs. Roseberry, a widow with private means, has fallen into the clutches of a confidence trickster who calls himself 'Major Repton'. Her companion, Celia Brace, tries to persuade her not to invest a large sum of money in one of Repton's financial enterprises, but Mrs. Roseberry will hear nothing against the charming and helpful Major. Meantime, Supt. Halcro waits for Repton to make a false step.