January 1905: Holmes and Watson are summoned by Holmes' brother Mycroft to undertake a clandestine investigation. An agent of the British Secret Service has been found floating in the Thames, carrying a manuscript smuggled into England at the cost of her life. The pages purport to be the minutes of a meeting of a secret group intent on nothing less than taking over the world: the Protocols of the Elders of Zion.  

It is the autumn of 1880, and Dr. John Watson has just returned from Afghanistan. Badly injured and desperate to forget a nightmarish expedition that left him doubting his sanity, Watson is close to destitution when he meets the extraordinary Sherlock Holmes, who is investigating a series of deaths in the Shadwell district of London. Several bodies have been found, the victims appearing to have starved to death over the course of several weeks, and yet they were reported alive and well mere days before.

Here are six extraordinary adventures, never revealed before, starring Simon Callow as Sherlock Holmes and Nicky Henson as Dr Watson, written by John Taylor.

Investigating a crime seemingly unconnected to the Royal Family, Holmes & Watson uncover a conspiracy to kidnap Queen Victoria and destabilise the British Empire. With a ticking clock to her next public engagement, Holmes and Watson must discover who is behind the plot and locate her majesty, while Mycroft tries to keep the monarch’s disappearance a secret from the British people. At first, Holmes believes Moriarty is responsible for the abduction, but when the Napoleon of Crime is proved innocent, Holmes must work with his arch-nemesis to rescue the Queen.

Sherlock Holmes and Doctor Watson are back in action in all-new stories bringing 19th century thrills to 21st century audiences. Here are 22 classic radio adventures with an up-to-date touch produced by the legendary Jim French! The world's most famous consulting detective takes on adversaries who challenge his wits to the limit - including a serial killer who terrifies London's East End (but he isn't who you think he is)! John Patrick Lowrie stars as Holmes, with Lawrence Albert as Watson in The Further Adventures of Sherlock Holmes.

"When I say, therefore, that [my brother] has better powers of observation than I...I am speaking the exact and literal truth." (Sherlock Holmes) This story occurs when Mycroft, an athletic Cambridge graduate, assists the secretary of state. He becomes embroiled in a mystery in Trinidad based on actual history. Kareem Abdul-Jabbar is a huge Holmesian, seven feet two inches tall, basketball's all-time leading scorer, and a US cultural ambassador. Anna Waterhouse is a professional screenwriter and script consultant.

A gripping collection of 15 BBC Radio full-cast dramas written by Bert Coules, inspired by Sir Arthur Conan Doyle's original stories. In the 56 short stories and four novels Arthur Conan Doyle wrote about his great detective, how many times did Dr John Watson tantalise us with references to cases which were never written about in full? These original adventures flesh out those unrecorded cases to wonderful effect. Clive Merrison plays the great sleuth himself, with Andrew Sachs in the role of Doctor Watson.

It is June 1884, a grey period for both the weather and Sherlock Holmes' mood. A lack of compelling cases has left him bored and close once again to the dull embrace of the needle. At the 11th hour, Inspector Gregson arrives with the promise of an impossible crime to solve. A murder has shattered the bucolic peace of the sleepy arable farmlands of Bedfordshire. The owner of a small stately home has been brutally killed while hosting a dinner party. But what and where is the murder weapon? 

Reluctantly, Sherlock Holmes agrees to assist Inspector Lestrade who is being hounded by an obnoxious nobleman whose jewel-encrusted dagger has gone missing. However, what Holmes initially believes to be a simple theft turns out instead to be his first encounter with a master criminal, who is as ruthless as he is brilliant and whom Watson dubs "The Merchant of Menace".

Benedict Cumberbatch reads these four new Sherlock Holmes stories by John Taylor: 'An Inscrutable Masquerade', 'The Conundrum of Coach 13', 'The Trinity Vicarage Larceny' and 'The 10.59 Assassin'. Inspired by Arthur Conan Doyle's original Sherlock Holmes stories, John Taylor has written four more mysteries featuring the world's greatest detective. Read by acclaimed actor Benedict Cumberbatch, these new adventures share all the suspense of the original tales.

It is November 1890 and London is gripped by a merciless winter. Sherlock Holmes and Dr Watson are enjoying tea by the fire when an agitated gentleman arrives unannounced at 221b Baker Street. He begs Holmes for help, telling the unnerving story of a scar-faced man with piercing eyes who has stalked him in recent weeks.

This compelling collection brings Baker Street's celebrated resident and his cohort, Dr Watson, out of retirement to investigate seven of the most notorious mysteries in the annals of true crime, from the murder of a London prostitute to the 1907 theft of the Irish Crown Jewels.

A modern short story collection featuring the great detective.

The name of Sherlock Holmes conjures images of gas-lit streets and dark mysteries from a bygone age. Solving crimes alongside his trusted friend Dr. John H. Watson, Holmes is, without a doubt, the most famous sleuth the world has ever known. Now, with full authorization from the Conan Doyle estate, we bring you 23 newly written adventures as presented on the long-running dramatic radio series starring John Patrick Lowrie as Holmes, with Lawrence Albert as Dr. Watson, Rick May as Inspector Lestrade, and Mary Anne Dorward as Mary Watson. 

Sussex, England, 1929. Mydworth is a sleepy English market town just 50 miles from London. But things are about to liven up there, when young and handsome Sir Harry Mortimer returns home from his diplomatic posting in Cairo, with his beautiful and unconventional American wife, Kat. No sooner have the two arrived, when a jewel robbery occurs at Harry's aunt's home - Mydworth Manor. The police are baffled and overwhelmed with the case. But Harry and Kat have an edge in the hunt for the dangerous culprit.