February 21, 2017 -- Alan Sidney Patrick Rickman was an English actor and director known for playing a variety of roles on stage and on screen. Rickman trained at the Royal Academy of Dramatic Art in London, and was a member of the Royal Shakespeare Company, performing in modern and classical theatre productions. Rickman gained wider notice for his film performances as Hans Gruber in Die Hard and Severus Snape in the Harry Potter film series.