Five Days is a British dramatic television series produced by the BBC in association with Home Box Office (HBO). The first series was first broadcast on BBC One from 23 January to 1 February 2007, and repeated on BBC Four from 9 to 13 April 2007.

The first series follows five non-consecutive days (days 1, 3, 28, 33 and 79) of a police investigation into the disappearance of a young mother and her two children. It was written by Gwyneth Hughes and directed by Otto Bathurst and Simon Curtis. Music for the series was composed by Magnus Fiennes.A two-part spin-off called Hunter was broadcast on BBC One in January 2009. A second series of Five Days was developed by the BBC and broadcast on 1 March 2010 to 5 March 2010.