An arrogant detective, Charles Courtney, prides himself on never having committed a single mistake in his long and distinguished career. He keeps a shelf of labeled mementos from each of his cases. On the shelf there is an open space and a blank tag for what Courtney calls \"The Perfect Crime\". One day a defense lawyer stuns Courtney when he confronts him with evidence that the ... 展开>> << 收起

Inspector Davidson continues to investigate the murder of Count Mattoni -- and receives yet another confession. Final part of a three-part story 展开>> << 收起

A maid discovers the body of Count Victor Mattoni. It's up to Inspector Davidson from Scotland Yard to find the murderer, in part one of a three-part episode 展开>> << 收起