VIDEO : 'Back to the Future' Cast Reunites For New Photo

The original cast of Back to the Future reunited in Boston this weekend, 33 years after the first installment of the beloved film franchise originally hit theaters. Stars Michael J. Fox (Marty McFly), Christopher Lloyd (Doc Brown), Thomas Wilson (Biff Tannen), and Lea Thompson (Lorraine Baines) all attended Fan Expo Boston over the weekend, where they met with fans and participated in a panel about Back to the Future. Lately, rumors of a potential fourth film in the franchise have been surfacing, with fans across the world hoping that the cast would fire up the Delorean for one more round.