Doctor in the Horse
A fter landing outside the besieged city of Troy sometime in the Bronze Age and being mistaken for almighty Zeus, the Doctor finds himself creating a causal loop, or ‘bootstrap paradox’. (See the Twelfth Doctor’s explanation at the top of Before the Flood, 2015.) Tasked with devising a scheme to break the siege by the Greek commander Odysseus, he falls back upon building a giant wooden horse as a gift to the Trojans and filling it with stealth soldiers, despite thinking it an “absurd” idea – “Probably invented by Homer as some good dramatic device…”