Episode 4: “Bell of Doom”, Scene 9: Road Beside Wimbledon Common

On these albums

Doctor Who: The MassacreJohn Lucarotti starring William Hartnell & Peter Purves · 1999Soundtrack

Doctor Who: Adventures in HistoryWilliam Hartnell, Patrick Troughton with linking narration by Peter Purves & Frazer Hines · 2003Soundtrack

Doctor Who: The Lost TV Episodes - Collection TwoVarious Artists · 2011

Source: MusicBrainz recording 0499c2e3-d821-44aa-b04d-edf322227f09 (CC0).