If there's a cast reunion that puts a smile on everyone's face, it's the cast of Boy Meets World! In a photo posted to Danielle Fishel's Instagram on Thursday, the John Adams High School alums are shown all together! Danielle Fishel (Topanga Lawrence), Ben Savage (Cory Matthews), Rider Strong (Shawn Hunter), and Will Friedle (Eric Matthews) are all seen posing next to their former teacher and mentor, William Daniels, who played Mr. Feeny!