The Winter King | Episode 4
Genre: Drama
Cast: Billy Postlethwaite, Daniel Ings, Eddie Marsan, Ellie James, Iain De Caestecker, Jordan Alexandra, Ken Nwosu, Nathaniel Martello-White, Olumide Olorunfemi, Simon Merrells, Steven Elder, Stuart Campbell, Valene Kane
Description: : Nimue returns to Avalon, where she is found by Merlin. Derfel and Owain travel to collect taxes from King Cadwys. Gundleus returns to Caer Cadarn.