Theory:Doctor Who television discontinuity and plot holes/Journey to the Centre of the TARDIS


 * The Eye of Harmony is depicted as a star instead of a black hole, which it had been in every other story in which it was featured.
 * How exactly does fooling him into thinking he's an Android work? Even without his personal memories, and bionic parts, he would still get hungry, thirsty, tiered or need the toilet. How could they explain these biological attributes if got him to think he was an android.
 * They half did that with the "explanation" they gave the Doctor for him needing the protective suit and respirator - that his "skin" is an organic dermis and needs the same protection as human skin. That could be stretched, but...
 * If the Time zombies are they're future selves, leaked out of time, when they were trapped in the room by the time zombies. What exactly caused them to become time zombies in the first place?