<Ul> <Li> Michael J. Fox as Marty McFly </Li> <Li> Christopher Lloyd as Dr. Emmett "Doc" Brown </Li> <Li> Lea Thompson as Lorraine Baines - McFly </Li> <Li> Crispin Glover as George McFly </Li> <Li> Thomas F. Wilson as Biff Tannen </Li> <Li> Claudia Wells as Jennifer Parker </Li> <Li> James Tolkan as Mr. Strickland </Li> <Li> Marc McClure as Dave McFly </Li> <Li> Wendie Jo Sperber as Linda McFly </Li> </Ul> <Li> Michael J. Fox as Marty McFly </Li> <Li> Christopher Lloyd as Dr. Emmett "Doc" Brown </Li> <Li> Lea Thompson as Lorraine Baines - McFly </Li>

When did back to the future 4 come out