Check out the teaser trailer for the final season of the critically acclaimed crime drama, coming to BBC America and ITV (UK) early this year!

The plot has been kept under wraps, but we do know that it will focus on a sexual assault the rattles the town. All of the main cast from the past two seasons are set to return, with the addition of new cast members Lenny Henry, Julie Hesmondhalgh, Sunetra Sarker, and a few more.