Episode 1

Adrian Chiles, Mehreen Baig and a team of experts explore four spectacular coastlines linked by the Irish Sea and meet the people who call them home. In this episode, they visit the Merseyside coast.

Episode 2

Adrian and Mehreen arrive on Anglesey – the largest island in the Irish Sea - via the Menai Strait.

Episode 3

This episode explores the County Down coastline between Belfast and Strangford Lough, all the way along the Ards Peninsula.

Episode 4

Mehreen takes to the skies with a former RAF fighter pilot who is now using his flying skills to document the large-scale pollution that is hidden along the coastline