Luke Evans has been cast as Gaston.
http://collider.com/luke-evans-beauty-and-the-beast/
Plus, Dan Stevens is going to play the Beast.
http://www.hollywoodreporter.com/hea...sts-dan-779323
There was also a report that Emma Thompson is in talks to play Mrs. Potts.
http://www.broadwayworld.com/article...BEAST-20150212