“Coronas of the Sun”, Scene 12: Dalek Control Room

On these albums

Doctor Who: The Daleks’ Master PlanTerry Nation & Dennis Spooner starring William Hartnell, Peter Purves & Adrienne Hill · 2001Soundtrack

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

Source: MusicBrainz recording 8c9e144d-e64e-4722-8682-bf7629873faa (CC0).