Blue Murder - Season 3 - Eps 3: The Spartacus Thing
Alan Hickson strangles his wife, Paula, with a dog chain after she drowns his dog in the garden pond, and is sentenced to three years in prison. He is released after having only served 18 months, but he is soon found dead - having been strangled with a dog chain.
About Blue Murder

Title: Blue Murder
First Air Date: 2003-05-18
Last Air Date: 2009-10-12
Status: Ended
Rating: 6.667/10 (from 12 votes)
Language: EN
Seasons: 6
Total Episodes: 19
Network: ITV1
Genres: Crime, Drama
Production Companies: Unknown
Synopsis
Blue Murder is a British crime drama television series based in Manchester. Shown on ITV from 2003 until 2009 when it was cancelled by the network, it starred Caroline Quentin as DCI Janine Lewis.
Cast

Caroline Quentin
DCI Janine Lewis

Ian Kelsey
DI Richard Mayne

Paul Loughran
DS Butchers

Eden Garrity
Ellie Lewis

Saskia Wickham
Det. Supt. Louise Hogg

Nicholas Murchie
DS Tony Shap

Ceallach Spellman
Tom Lewis

Belinda Everett
Kat Skerton