"Wallander" is a Swedish television series based on the novels by author Henning Mankell. The show follows the life of Kurt Wallander, a dedicated but troubled detective in the small town of Ystad, Sweden. Each episode features Wallander solving complex murder cases while grappling with personal issues, including his strained relationships and existential dilemmas. The series premiered in 2005 and ran until 2013, gaining international acclaim for its storytelling and character development. It has been adapted into various formats, including a British version starring Kenneth Branagh. The show highlights themes of morality, isolation, and the impact of crime on society.