"Shadows Over Dunbury" is a gritty, character-driven spin-off of The Last Kingdom, set a generation after the original series. In a fractured England, Ed Westwick stars as Baegloc of Dunbury, a cunning Anglo-Saxon king fighting for both survival and unification in a new era of uncertainty. Surrounded by shifting alliances, Norse threats, and family intrigue, Baegloc must navigate war, diplomacy, and betrayal to secure his people's future.