By Denny Dyroff, Entertainment Editor, The Times “Charlie and the Chocolate Factory” exists in a variety of forms. It started with a children’s novel published in 1964 by British author Roald Dahl. Its second incarnation was “Willy Wonka & the Chocolate Factory,” an Academy Award-nominated musical fantasy in 1971 starring Gene Wilder as Willy Wonka. … Continue reading On Stage: Charlie and the Chocolate Factory comes to Philly