This Week in United Kingdom

Under the Lake (Series 9:3)

Last updated 11 July 2026

Broadcast: Saturday 4th July 2026
7:00pm-7:45pm BST (18:00 GMT) < > « »
BBC Three

Featuring: Peter Capaldi, Jenna Coleman, Morven Christie, Zaqi Ismail, Paul Kaye, Sophie Stone

When an underwater base comes under attack, the Doctor and Clara must save the frightened crew and defeat an impossible threat. But what is behind these terrifying events? And can they really be haunted by ghosts?

Synopsis Source: BBC schedule listings

Broadcast Source: BBC