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Season guide

Sherlock Holmes: The Return of Sherlock Holmes

6 episodes Premiered Dec 29, 1987 Updated Sep 30, 2026

In addition to adaptations to some of Doyle's short stories from The Return of Sherlock Holmes, there are also two feature-length television movies based on novels written by Doyle, specifically The Sign of Four and the ever popular The Hound of the Baskervilles. Jeremy Brett stars as Sherlock Holmes, utilizing his abilities to take on cases brought to him by private clients.

Previously on Sherlock Holmes

Season 4 Lore Primer

Key plot threads, lore context, and character stakes you need to remember before diving into this season.

  • ⚡ Sherlock Holmes is a brilliant, eccentric consulting detective created by Sir Arthur Conan Doyle.
  • ⚡ Sherlock Holmes uses his exceptional abilities to take on cases for private clients.
  • ⚡ The series adapts stories written by Sir Arthur Conan Doyle.
  • ⚡ Jeremy Brett stars as Sherlock Holmes.
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Season overview

In addition to adaptations to some of Doyle's short stories from The Return of Sherlock Holmes, there are also two feature-length television movies based on novels written by Doyle, specifically The Sign of Four and the ever popular The Hound of the Baskervilles. Jeremy Brett stars as Sherlock Holmes, utilizing his abilities to take on cases brought to him by private clients.

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Season 4 Episodes

Episode Guide

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Binge Efficiency Engine

Season 4: Filler vs. Essential Canon

Filter episodes by narrative weight. Focus on essential mytharc and skip standalone side quests.

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Mytharc (3): Crucial lore & season climaxes
Core (3): Character development & subplots
Side Quest (0): Standalone / filler
S4·E1 Mytharc

The Sign of Four

Dec 29, 1987 · 50 min

For years after her father's disappearance, the beautiful Miss Mary Morstan receives anonymously every year one large and valuable pearl. When, finally, an invitation arrives to me

S4·E2 Core

The Devil's Foot

Apr 6, 1988 · 50 min

Reluctantly, after an illness, Holmes takes a holiday in Cornwall, with Watson for company. Then one day he finds himself investigating a mysterious death... after a quiet evening

S4·E3 Core

Silver Blaze

Apr 13, 1988 · 50 min

In a remote area of Dartmoor, The Silver Blaze, England's most famous and valuable racehorse, goes missing, the dead body of the horse's trainer is found, and sheep are savaged. Th

S4·E4 Core

Wisteria Lodge

Apr 20, 1988 · 51 min

On a visit to Wisteria Lodge, Scott Eccles gets a strange reception. A mysterious note arrives for his host, Garcia, and the next morning Garcia and his servants have vanished with

S4·E5 Mytharc

The Bruce Partington Plans

Apr 27, 1988 · 52 min

The body of one Cadogan West is found in an underground tunnel near Aldgate Station, with his skull smashed, and Holmes is puzzled by the interest his brother Mycroft is showing in

S4·E6 Mytharc

The Hound of the Baskervilles

Aug 31, 1988 · 105 min

Sir Charles Baskerville is found dead on Dartmoor, with his face contorted in terror and the footprints of a huge dog near his body. On arrival in England, Sir Charles's American h

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