Theory:Doctor Who television discontinuity and plot holes/Last Christmas


 * Why has Clara moved into a new house but then in season 9 she's back in the apartment block?


 * in the last few moments of the episode it is shown that Clara is old and that is the dream. Finally the Doctor and Clara wake up. But do the 4 other crew wake up? Or do they end up dying?


 * Where are the 1/2 in. holes in the Doctor’s and Clara’s temples that would be the place the dream crabs dissolve and suck out brain matter?