Here are our geeky spots and viewing notes for Doctor Who series 9: Heaven Sent…

In 1964sThe Sensorites, the Doctors granddaughter Susan was seen to possess telepathic abilities.

Theres one thing you never put in a trap if youre smart, if you value your continued existence.

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The long way round.

So it would seem that the Doctor is the Hybrid, first mentioned back inThe Witchs Familiar.

The most likely candidate for the Doctors other half would be human.

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See also theStargate SG-1episodeWindow Of Opportunity, in which one day lasts for well over three months.

Similarly, the Veil takes its name from the common phrase go beyond the veil, meaning to die.

How long is eternity?

and How many stars are in the sky?.

The king, impressed by the boys answers, invites him to live with him as his son.