The BBC has announced that Episode One of the new Doctor Who series will be titled The Halloween Apocalypse.
The story will premiere on BBC One at 6.25 pm, on Sunday 31st October, appropriately enough Halloween night.
It will be screened in the USA on BBC America later that evening.
On Halloween, all across the universe, terrifying forces are stirring. From the Arctic Circle to deep space, an ancient evil is breaking free. And in present-day Liverpool, the life of Dan Lewis is about to change forever.
Why is the Doctor on the trail of the fearsome Karvanista? And what is the Flux?