100,000 BC (TARDIS data log)
From Tardis Wiki, the free Doctor Who reference
100,000 BC, alternatively titled An Unearthly Child and The One In The Stone Age was an adventure recorded and logged by the Doctor's TARDIS, (PROSE: Press Play) detailing the First Doctor's time with the Tribe of Gum (TV: An Unearthly Child). The Thirteenth Doctor watched it while in self-isolation. (PROSE: Press Play)