Three grumpy old men (and one science hobo) save the universe from a black hole and a man in sparkly pajamas.
Short Synopsis
The Time Lords recruit not one, not two, but three Doctors to deal with a black hole crisis caused by the banished Time Lord, Omega. The Doctors argue, quip, and occasionally remember to fight the actual villain.
Extended Storyline
Things kick off when strange energy blobs (think balloon animals filled with glitter) start appearing on Earth, attacking people and absorbing them into a mysterious black hole. UNIT soldiers, as always, shoot at them — and as always, it’s completely useless.
The Time Lords, meanwhile, are having their own crisis: their power supply is being drained into the black hole. With no good options left, they decide to do the unthinkable: send multiple incarnations of the Doctor to help themselves. Enter the Second Doctor, recorder in hand and ready to annoy everyone. The First Doctor is also summoned, but William Hartnell was too ill to film much, so his contributions are pre-recorded snarky comments from what looks like a space Zoom call.
So now we’ve got Three and Two together in UNIT HQ, and the results are predictably chaotic. They bicker non-stop — the Second calls the Third pompous, the Third calls the Second a clown, and Jo just sighs and wonders why she didn’t bring more aspirin.
Eventually, the Doctors and Jo get sucked into the black hole, where they find themselves in a bizarre antimatter universe. This place is basically a quarry, but with more fog and echo effects to make it seem alien. Here, they meet Omega, a legendary Time Lord engineer who built the Eye of Harmony and was thought to be dead. Plot twist: he’s not dead, just stuck in a sparkly cape and a realm made entirely of antimatter. Omega is understandably cranky about this and demands the Doctors help free him.
Omega’s big problem? He’s been trapped for so long that his physical body has disintegrated, leaving him as… well, nothing inside that helmet. (In one of the best reveals in Classic Who, he takes his mask off and there’s literally nothing underneath. Pure nightmare fuel.)
The Doctors try to reason with him, but Omega throws a tantrum, summoning monsters and creating gladiatorial contests. Eventually, they defeat him with a simple trick: giving him the Doctor’s recorder, which was conveniently stuck in the force field generator and made of matter instead of antimatter. Result: kaboom. The antimatter universe collapses, the Doctors and Jo return home, and Omega goes out in a blaze of glittery glory.
Back on Gallifrey, the Time Lords reward the Doctor for saving them by finally ending his exile on Earth. Hooray, the Third Doctor gets his space license back!