A society cracksman is caught when his dying victim pulls out his glass eye. There's a hint of Holmes' nemesis Professor Moriarty to the criminal mastermind of this WWI crime entertainment.
When a couple of scammers hold young Alice Faulkner against her will to discover the whereabouts of letters whose dissemination could cause a scandal affecting the royal family, Sherlock Holmes decides to take over the case. (Considered lost, a copy was found in 2014, in the vaults of the Cinémathèque Française.)
When a stack of valuable bonds go missing from the Grant household, suspicion falls on little Carmen Grant's playmate Georgie, whose father is a poor ex-convict trying to go straight.
A thief notices a large amount of money in a woman's purse. When she dozes off on the train, he snatches the cash. Discovering her purse empty, the woman confronts the pickpocket and his simple robbery escalates into a crime far more serious.