Tales of Mystery was a British supernatural television drama anthology series based on the short stories of Algernon Blackwood. It was broadcast by ITV and ran over three seasons from 1961-1963. Produced by Peter Graham Scott, each episode was 25 minutes long and introduced by John Laurie. None of the 29 episodes broadcast survive in any television archive, however.
Sir George Fletton has long yearned for a son and heir; but when he becomes the father of twin boys, his paternal feelings change into an unnatural hatred bordering on madness.