Deathtrap

In "Deathtrap" (1982), the story follows a successful playwright named Sidney who becomes envious of a young aspiring playwright named Clifford and hatches a devious plan to steal Clifford's work. A twisted game of deceit and betrayal unfolds as the characters' motivations and loyalties are called into question. The movie delves into themes of ambition, manipulation, and the fine line between inspiration and plagiarism.