Searxng/Watson CBS TV Show tv TV The CBS series *Watson* ends with a gripping finale as Morris Chestnut's Watson risks his life to save Sherlock Holmes, leading to a devastating seizure and ... May 4, 2026 AceShowbiz - The CBS medical drama Watson concluded its run with a gripping Season 2 finale that also served as the series finale, following the show's cancellation. The episode intertwined the fates of John Watson and Sherlock Holmes one last time, delivering a dramatic and emotional conclusion.