London, the early 1950s. Born deaf, Mandy is mute for most of her childhood. As she reaches school age her family itself is in danger of breaking up. Christine, Mandy's mother, has heard of a residential school for the oral education of the deaf.

Duncan Lamont plays Jane Hylton's jealous husband. In a confrontation, Lamont accidentally shoots Hylton's lover. Convinced that he's a murderer, he heads for the hills as a police hunt begins... Classic British thriller from the creator of Dixon Of Dock Green.

While perusing the books of an engineering company, fastidious auditor Frank Manning encounters rum goings on when he is approached by a woman who claiming she is being blackmailed. She begs him to find certain letters and he eventually agrees. Having obtained the letters, he takes them to a specified address where, to his horror, he finds a man, fully clothed, dead in the bath.

Guests at an hotel become irrationally convinced that they have been there before - perhaps in a different life?