Warwick Ashley Davis (born 3 February 1970) is an English actor, television presenter, writer, director and producer. He played the title characters in Willow and the Leprechaun film series, the Ewok Wicket in Star Wars Episode VI: Return of the Jedi and Professor Filius Flitwick and Griphook in the Harry Potter films. Davis also starred as a fictionalised version of himself in the sitcom Life's Too Short, written and directed by Ricky Gervais and Stephen Merchant.
Answer this question, making sure that the answer is supposed by the text: is the actor who played willow still alive?
yes