Robert Zemeckis directed Back to the Future Part II.
Back to the Future Part II is a 1989 American science-fiction adventure comedy film directed by Robert Zemeckis and written by Bob Gale . Robert Zemeckis . Zemeckis ' films are characterized by an interest in state-of-the-art special effects , including the early use of the insertion of computer graphics into live-action footage in Back to the Future Part II ( 1989 ) , and in Forrest Gump and the pioneering performance capture techniques seen in The Polar Express ( 2004 ) , Beowulf ( 2007 ) and A Christmas Carol ( 2009 ) .