Part 4

Image for Part 4Not currently available on BBC iPlayer

Duration: 25 minutes

The Doctor discovers more Terileptil criminals in hiding in London. As he battles them, their soliton gas generator explodes, setting the city ablaze...

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The Doctor
Peter Davison
Matthew Waterhouse
Sarah Sutton
Janet Fielding
Richard Mace
Michael Robbins
Michael Melia
Peter Moffatt
John Nathan-Turner
Eric Saward


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