TMDb/Detective Hole Celebrity The shocking death of Joel Kinnaman's Tom Waaler in the *Detective Hole* season finale, as explained by the actor. May 4, 2026 AceShowbiz - The first season of Jo Nesbø's Detective Hole culminates in a gripping and violent showdown that seals the fate of Joel Kinnaman's character, Tom Waaler. Based on Jo Nesbø's 2003 novel The Devil's Star, the Netflix adaptation follows the complex cat-and-mouse battle between detective Harry Hole, played by Tobias Santelmann, and Waaler, a corrupt police officer deeply entwined in a dangerous weapons smuggling operation.