The Rivals of Sherlock Holmes

When a young woman is stabbed to death in a boarding house of questionable repute, the police quickly settle on their chief suspect. A skeptical Dr. Thorndyke prefers to look deeper, privileging facts over surface motives.

A young post office clerk is gunned down at her counter in a violent robbery. Private detective Max Carrados (Robert Stephens) has vital evidence in the case. But a blind man is an easy target to a gang of desperate men.

Peter Vaughan stars as Arthur Morrison’s notorious villain, private inquiry agent Horace Dorrington. In this story of fraud and industrial espionage, the deadly rivalry of two big bicycle companies leads to some very dirty work at the race track and at the stock exchange.

Every jewel thief in the country has got his eye on the fabulous Wiltshire Diamonds, two hundred perfectly matched stones. To help safeguard the jewels, the Duke calls in man-about-town Simon Carne (Roy Dotrice), a rich and charming hunchback with a mysterious side, whose wit and sophistication make him irresistible to women.

A ghost detective named Carnacki investigates the haunting of a country house that threatens the wedding of the homeowner's daughter and her fiance. Carnacki does not suspect supernatural forces are at work in this case, but even a ghostbuster can be wrong.

TBD

While investigating death threats against two sisters, Dixon Druce falls under the charms of their friend, the mysterious Madame Sara. Druce tries to track down the sisters' estranged half brother, who stands to inherit a fortune upon their deaths. The smitten detective also starts to uncover the secrets of their alluring friend.

Petty crime and international espionage intertwine when the Russian embassy hires Jonathan Pryde to do one job and his own government hires him for another. The private investigator discovers that the two cases-a money-counterfeiting operation and the theft of plans for a Royal Navy torpedo-are linked.

Elvi Hale stars as Baroness Orczy’s detective Lady Molly of Scotland Yard. Lady Molly and her policewoman partner Mary Granard meet for tea only to find themselves at a murder scene. Why was the victim murdered, and who was the woman in the big hat who was last seen with him?

To solve the murder a rich but ill-mannered government official from Haiti, PI Martin Hewitt has several pieces of evidence to consider: a dead tortoise, a voodoo doll, a bloodstained axe, and a note from "an avenger." The one thing he doesn't have is a body.

Inflated claims about the powers of an expensive elixir put private investigator Romney Pringle in pursuit of a ruthless con man. The trckster has reason to believe that his customers won't complain, but Pingle sets out to destroy the crooked business.

An ex-con makes a rookie mistake-trying to sell a stolen ruby necklace back to the craftsman who made it. The jeweler, Bernard Sutton, soon discovers that a string of high-society women are losing their expensive adornments. Shunning the heavy-handed approach of the police, he sets his own trap to catch the thief.

Martin Hewitt (Peter Barkworth) is an insurance investigator assigned to protect companies against employee embezzlement. Laker (Roger Gartland) is a trusted clerk who collects a great deal of money on a daily basis, until the day when he buys a ticket for France and apparently absconds with 15,000 pounds.