Tim Gunn for Smurfs May 7, 2010 Tim Gunn makes Smurfs work! Project Runway’s Tim Gunn has joined the cast of The Smurfs. According to Variety, Gunn will appear as a live-action character in the film. Gunn will play an executive assistant at a major cosmetics firm. Smurfs is currently filming in New York and is expected in cinemas August 2011.