The clues are:
Clue 1: Dynamite and a big red presidential button.
Clue 2: A forbidden number.
Clue 3: A copy of Northanger Abbey - is Bill an Austen fan?
Clue 4: A masterful example of a milliner’s craft.
Clue 5: Just the right helmet for an airtight situation.
Clue 6: A bill of fare...or should that be fair?
Clue 7: The perfect thing for tuning into special vibrations.
Clue 8: Retro weaponry for a disco era returning foe.
Clue 9: A snoozing emoji, but is there anything to smile about?
Clue 10: Steampunk chic or bygone tech?
Clue 11: Roman artefacts or something more?
Clue 12: The shape of surroundings.
Clue 13: Bonus clue! Set a course...
Twice upon a time
Features news, clips, trailers and thoughts from the new Christmas special of doctor who, twice upon a time starring Peter Capaldi as the doctor for one last appearance, Pearl Mackie as Bill, David Bradley as the 1st doctor and Mark Gatiss as the Captain. Also features clips from series 10 and clips from the early parts of the 13th doctor announcement