Sherlock Holmes is one of the world's greatest and most popular fictional detectives. His acute perception and powers of observation are called upon in solving a compendium of crime. As ever, Dr. Watson is on hand as his indispensable assistant.
Sherlock Holmes finds himself evenly matched when he is employed by the King of Bohemia to retrieve an indiscreet photograph from the American actress and singer, Irene Adler.
A gentleman is baffled when the childish drawings of little dancing men terrify his American wife. Sherlock Holmes soon discovers why.
An unknown thief steals an important naval treaty from a Foreign Office clerk. Sherlock Holmes sets out to find it.
A strange man on a bicycle follows a young music teacher as she bicycles on a lonely road to and from the city.
Colonel Barclay is found dead and his wife is arrested for the murder, but Holmes is convinced a missing door key will reveal the true killer.
A young woman asks for Holmes' help when her ill-tempered stepfather moves her into the same room where her sister died under mysterious circumstances.
When the Countess of Morcar's priceless blue carbuncle is stolen, a reformed thief is charged with the crime.
Mr. Rucastle's odd requirements for governess Violet Hunter alarm her, so she seeks Holmes' advice.
An unsavory gang kidnaps a Greek interpreter and forces him to relate their demands to an abductee who knows only the Greek tongue.
When a notorious retired builder is found dead, his recently-named heir is the prime suspect.
A mysterious man sets up a new doctor in a posh practice for a percentage of the doctor's fees.
What seems at first to be a harmless prank played upon a red-headed man is soon revealed to be much more; a sinister scheme devised by the Napoleon of Crime.
Holmes and Watson travel to Europe to escape Moriarty's vengeance.
Believed dead after his fatal encounter with Professor Moriarity three years earlier, Sherlock Holmes returns to England to foil a plot to murder him by a former Moriarity gang member.
Holmes is called to a manor house to investigate the brutal murder of a country lord with a fireplace poker, and reconcile the story of his bruised and battered wife with the facts.
An obscure family document containing an enigmatic ritual holds the key to a hidden treasure if Holmes can decipher the mystery.
Holmes is asked by the country's Prime Minister to aid in the recovery of a stolen diplomatic letter, which, if published, might lead England into war.
Responding to a grieving wife, Holmes investigates the apparent murder of her husband in an apartment above an opium den.
The headmaster of a prestigious prep school calls on Holmes for help when the ten year old only son of powerful duke disappears.
Inspector Lastrade reveals to Holmes that someone has been breaking into homes for the senseless purpose of destroying small busts of Napoleon.
The disappearance of a young woman's father, and a mysterious note years later after the strange regular annual delivery of valuable pearls to her, puts Sherlock Holmes on the case.
While convalescing in Cornwall, a depressive Holmes investigates the apparent death from apoplexy of a local woman and the unexplained sudden dementia of her two brothers.
Holmes investigates the disappearance of a champion racehorse and the murder of its trainer on a lonely moor.
A bored Holmes eagerly accepts a case involving the disappearance of an amateur Spanish cartographer, as well as his servants, from his rented country lodge.
Sherlock's brother, Mycroft, enlists his younger sibling to locate missing patent plans that pertain to a strategically critical state-of-the-art submarine.
When the latest heir to the Baskerville estate seems to be threatened by a family curse, only the master detective, Sherlock Holmes, can find out the truth.
Holmes must save a suffragette after Watson meets her and notices she is troubled by a mysterious bearded man.
A governess is arrested for the murder of her employer's wife.
The horse trainer of a debt-ridden aristocrat consults Holmes about his employer's behaviour.
When William McCarthy is found dead, the son with whom he had just quarreled is charged with murder.
Sir James Damery asks Holmes to stop a general's daughter from marrying a philandering, but seductively attractive, murderer.
Holmes thinks a woman's claim to have seen a man at her upstairs bedroom window is related to the theft of several apes.
Holmes and Watson attempt to break the grip of a ruthless blackmailer on of their clients.
Sherlock Holmes is called upon to investigate a series of deaths which seem to be related to John Stockton, who is rumoured to be descended from a family of vampires.
Holmes suffers from disturbing dreams as he helps to find the missing wife of Lord Robert St. Simon.
After her grandson's death, an old woman consults Holmes, after refusing a strange offer to buy her house including all its contents.
A man dies of a mysterious tropical disease on which his cousin, his heir, is the sole authority.
Holmes and Mycroft investigate the murder of a professor's assistant who died clutching a woman's pince-nez.
Mrs. Hudson asks Holmes to help her friend with a lodger who insists on nobody entering his room, and his secret past is uncovered.
Mycroft investigates when the Mazarin Stone is stolen from a museum, and Watson deals with the promise of a large inheritance if a third person with the surname of Garrideb can be found.
Susan Cushing asks Holmes' help in solving the disappearance of her sister Mary Browner, but it doesn't seem Holmes' type of case until he is told of a Christmas present's grisly contents.
Complete episode guide for The Adventures of Sherlock Holmes with detailed information about every season and episode including air dates, summaries, ratings, and streaming availability in United States.
This episode guide is organized by seasons, making it easy to track your viewing progress or find specific episodes. Use the episode information to plan your binge-watching sessions or catch up on missed episodes.