Season 1
- 1The Case of Charles Bravo16 Oct 2004
- 2The Case of Rose Harsent17 Sep 2005
- 3The Case of George Harry Storrs24 Sep 2005
- 4The Case of the Earl of Erroll27 Dec 2005
- 5The Case of the Croydon Poisonings30 Dec 2005
Julian Fellowes acts as detective and unravels the mystery behind five real unsolved murders from the past. There is the case of Charles Bravo in 1876 who died shortly after he was married. Chief suspects were his wife, her companion, her lover and a groom. Also under investigation are 'The Case Of Rose Harsent -1902', 'The Case Of George Harry Storrs - 1909', 'The Case Of The Croydon Poisonings - 1929' and ''The Case Of The Earl Of Erroll - 1941'.