The Final Problem (2026 TV Series)

The Final Problem (2026) is a four‑episode Spanish period mystery thriller on Netflix, adapted from Arturo Pérez‑Reverte’s novel. In spring 1959, a violent storm strands thirteen people at a secluded hotel on a small island off Mallorca. When English tourist Elisa Mander is found dead, what first looks like suicide quickly reveals signs of murder. With no way to leave or call for help, suspicion falls on everyone guests and staff alike. Benjamin “Basil” (José Coronado), a retired actor once famous for playing Sherlock Holmes on screen, finds himself reluctantly stepping into the detective role, using his fictional sleuth’s methods to untangle a very real, very deadly puzzle.