100,000 BC (TARDIS data log)

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)