A church death in *Death in Paradise*'s 2026 premiere thrusts Seb Rose into the lead as Mervin Wilson steps back, setting off a chain of dramatic twists.

The BBC’s Death in Paradise returned on February 20, 2026, with a new episode focusing on Seb Rose, played by Shaquille Ali-Yebuah, as a death at his church sparks suspicion of murder. DI Mervin Wilson, portrayed by Don Gilet, steps back, allowing Seb to lead the investigation. The episode teases upcoming changes, including a potential double departure, a poisoning during a performance of *The Tempest*, and revelations about Mervin’s inheritance. New character Mattie faces a professional misconduct allegation, adding tension to the team.