The Priory School: Holmes is called in to investigate when the young heir of a reticent duke goes missing from his exclusive prep school. [S,AD] S2 Ep2
The Second Stain: Sherlock Holmes is called in to investigate when a letter is stolen from the home of the Secretary for European Affairs and Europe is threatened with catastrophe. [S,AD] S2 Ep4
The Musgrave Ritual: Holmes is challenged to decipher the mystery of an obscure family document detailing an enigmatic ritual that may hold the key to a hidden treasure. [S,AD] S2 Ep3
The Abbey Grange: Holmes is called to a manor house to investigate the murder of a country lord with a poker and reconcile the story of his bruised and battered wife with the facts. [S,AD] S2 Ep5
The Six Napoleons: When several busts of Napoleon are smashed for no apparent reason and one incident is connected to a murder, Lestrade asks Holmes for help in solving the mystery. [S,AD] S2 Ep7
The Bruce Partington Plans: Holmes is perplexed by his brother's behaviour, until Mycroft reveals that a murder has a link with the theft of some vital and secret submarine plans. [AD,S]
The Six Napoleons: When several busts of Napoleon are smashed for no apparent reason, and one incident is connected to a murder, Lestrade asks Holmes for help in solving the mystery. [AD,S]