Happy Birthday, Warwick Davis! by MuggleNet · February 3, 2010 Join us in wishing actor Warwick Davis, who plays Professor Flitwick in the films, a very happy birthday! You may recall that he made an appearance on MuggleCast Episode 47 back in 2006. In honor of his birthday, take a listen or read the transcript here! If you're a Twitter user, you might know Davis is an avid user as well. Be sure to wish him a great day @WarwickADavis, and while you're there, follow all the Harry Potter stars on Twitter.