Doctor Who - Death to the Daleks (4)

Seizoen: 11 - Aflevering: 14 / 370 - Eerst uitgezonden: 16 maart 1974 - Episode ID: 75839

The barren planet Exxilon, some time in the future. The TARDIS is forced down by a total power failure and the Doctor and Sarah meet a stranded Earth crew who came here to mine for priceless medical supplies. But what is causing the power failures? And why have the Daleks come here too?