“The Return”, Exterior Landscape, Refusis

On these albums

Doctor Who: The ArkPaul Erickson and Lesley Scott starring William Hartnell, Jackie Lane & Peter Purves · 2006Soundtrack

Doctor Who: The TV Episodes - Collection SixVarious Artists · 2013

Source: MusicBrainz recording 009c71d2-3274-42ad-96d2-3876aef76ae7 (CC0).