The Cooper siblings travel to the historic city of York, England. They do a "night watch" over local folklore, exploring the narrow streets and visiting a haunted local cinema to investigate ghostly legends with their signature brand of humor.
The episode concludes with Lady Catelyn Stark taking Tyrion Lannister captive at the Crossroads Inn. 🚑 Nightwatch (Reality TV Series – Season 1, Episode 4) [S1E4] Night Watch
If you are referring to the 2025 BBC paranormal/comedy investigative show: " York " The Cooper siblings travel to the historic city
Lord Eddard "Ned" Stark investigates the mysterious death of his predecessor, Jon Arryn, and crosses paths with Robert Baratheon's bastard son, Gendry. [S1E4] Night Watch