"Journey's End" is the thirteenth and final episode of the fourth series of the British science fiction television series Doctor Who, which was first broadcast on BBC One on 5 July 2008. It is the second episode of a two-part crossover story featuring the characters of spin-off shows Torchwood and The Sarah Jane Adventures, preceded by "The Stolen Earth", which aired on 28 June. At 65 minutes in length, it was approximately 20 minutes longer than a standard fourth-series episode. It marked the final regular appearances of every companion introduced in the Russell T Davies era, including Catherine Tate as Donna Noble.

The 2023 specials of the British science fiction television series Doctor Who are three special episodes that aired between 25 November and 9 December 2023, to celebrate the programme's 60th anniversary. They were written by Russell T Davies and marked the start of his second tenure as showrunner, having served in the role from the start of Doctor Who's revival in 2005 until leaving in 2010. The specials were broadcast on BBC One in the United Kingdom and Ireland, and on Disney+ internationally.