ITV police drama The Bay returns for the first episode in a brand-new series tonight (March 8). The series, filmed in and around Lancashire’s Morecambe Bay, stars Marsha Thomason as family liaison officer DS Jenn Townsend.

In the first episode of the new series - the show’s fourth - Jenn Townsend is alerted to the killing of a young mother in what appears to be a targeted attack. She finds herself having to gain the trust of her family and get to the truth of what has happened.

The new series is Marsha Thomason’s second in the role of Jenn Townsend, having replaced Morven Christie - who played Lisa Armstrong in the first two series - as The Bay’s lead star in series three. Here’s the full cast list for series four.

READ MORE: ITV's The Bay returns for series four - cast, storyline and release date

The Bay series 4 cast list

Series four of The Bay sees a number of fan favourites reprising their roles, including Marsha Thomason as Jenn Townsend and Daniel Ryan as Tony Manning. The cast list for the new series is as follows:

  • Marsha Thomason - DS Jenn Townsend

  • Daniel Ryan - DI Anthony ‘Tony’ Manning

  • Erin Shanagher - DS Karen Hobson

  • Andrew Dowbiggin - DS James ‘Clarkie’ Clarke

  • Thomas Law - DS Eddie Martin

  • Barry Sloane - Chris Fischer

  • Georgia Scholes - Erin Fischer

  • David Carpenter - Conor Townsend

  • Emme Hayes - Maddie Townsend

  • Joe Armstrong - Dean Metcalf

  • Victoria Elliot - Beth Metcalf

  • Tom Taylor - Matt Metcalf

  • Eloise Thomas - Izzy Metcalf

  • Will Oldfield - Jonas Metcalf

  • Ella Smith - Amy Metcalf

  • Ian Puleston-Davies - Terry McGregor

  • Claire Goose - Jacqui Fischer

  • Arthur Kay - Lewis Walsh

  • Kerrie Taylor - Ellen Manning

  • Christopher Coghill - Alex Kirby

How to watch The Bay series 4

The first episode of the series four of The Bay will be broadcast tonight (March 8) at 9pm on ITV1. Episodes will be made available to watch on catch-up via ITVX, the new streaming service, shortly after being broadcast on TV.

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