Casper 2 is a cancelled sequel movie to the first Casper that would have been Produced by Amblin Entertainment and The Harvey company Entertainment and Released by Universal Pictures. The movie would have Directed By Simon Wells.
BUT...a new development!
A Casper Trilogy, sequels to the 1995 theatrical release Casper, starring Christina Ricci and Bill Pullman, has been written by screenwriter D.L. Clark. https://caspertrilogy.godaddysites.com
Phil Nibbelink the animation director of the first Casper movie had directed An American Tail 2 Fievel Goes West with Simon Wells.
Daniel Jeanette,Jeffrey Varab and Eric Schmidt were also animators on the first movie.