MPAA Rating: PG/Genre: Animated Sci-Fi/Voices of: Eli Marienthal, Jennifer Aniston, Harry Connick Jr., Vin Diesel, James Gammon, Cloris Leachman, Christopher McDonald, John Mahoney, M. Emmet Walsh, Ollie Johnston, Frank Thomas/Runtime: 86 minutes So, while I sat in my home office/personal studio/living room trying to figure out what movie to write…