A Woman of Mystery

A Woman of Mystery 1958 is a British crime film directed by Ernest Morris and starring Dermot Walsh, Hazel Court, and Ferdy Mayne. The film features an early performance from Michael Caine in an uncredited role.

Finally determining that she had been employed at an escort agency he is so excited as to ignore the indications that he is being followed until he returns home to be attacked by three men who try to duplicate Miss Hales supposed suicide by knocking him on the head and turning the gas on. Rescued by his girlfriend he grabs a gun and starts taking up housebreaking, until he determines the escort agency is cover for a counterfeiting operation. Then he shoots it out with the villains but feels frustrated because the mastermind behind the operation, the man who actually killed Jane has apparently gotten away unseen. Fortunately that doesnt last, because Janes new boyfriend comes after Ray to try to kill him and Janes friend who came to talk to Ray.

Source: Wikipedia