If you loved Doctor Who: The Night of the Doctor, try Doctor Who: The Time of the Doctor
A bridge between a film you've already seen and one most people haven't. Here's what they share, and what the second one does that the first one doesn't.
You already loved

Doctor Who: The Night of the Doctor
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Doctor Who: The Time of the Doctor
What they share
Theyboth carry the tender mood tag, and they sit in Drama / Science Fiction territory. If that's the register that drew you to Doctor Who: The Night of the Doctor, the second film will land in a comparable space — through a different lens.
tender
What Doctor Who: The Time of the Doctor is
Die Hard meets sci-fi. The Doctor investigates a mysterious signal. Matt Smith carries this Christmas special.