We didn't want to go dark, but the TARDIS Randomizer forced our hand, bringing us to the two-part finale of Peter Capaldi's first season, Dark Water and Death in Heaven. With the return of the Cybermen and UNIT, the story already sets a high bar for itself, but the ambition keeps ticking up as the episode offers up the show's in-universe explanation for the afterlife(!) as well as the absolute best Master reveal ever. It's all quite epic, but is this really too much for family viewing? Join Pete and Chris in the box as we obsess over those three chilling words...