The first of three new 90-minute films, A Scandal in Belgravia airs at 8.10 pm on Sunday 1st January 2012.

Series 2 sees Benedict Cumberbatch (Tinker Tailor Soldier Spy) return as Sherlock Holmes, alongside Martin Freeman (The Office) as Dr John Watson, Rupert Graves (Garrow’s Law) as Inspector Lestrade, Una Stubbs (Worzel Gummidge) as Mrs Hudson and Andrew Scott as Moriarty.

> Pre-order the Series 2 DVD on Amazon.

> Buy the Series 1 DVD on Amazon.

Are you looking forward to Series 2? Let us know below…