“The Steel Sky”, Scene 2: Control Room

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 abd3e5a4-8fdb-4305-bbb3-c5d6a11fe72f (CC0).