The Back to the Future Trilogy
Back to the Future ( 1985 )
Marty McFly helps out his friend Doc Brown, and ends up being taken back in time by Doc's time-machine. Marty, a boy of the 80's, has to come to grips with being in the 50's and get his parents to fall in love to set straight the damage his presence has done to the events of the past.
Back to the Future II ( 1989
The second part of the trilogy begins as Doc, Marty and Jennifer take the time-traveling DeLorean into the year 2015 to straighten out the future of the McFly family. But Biff Tannen steals the time machine and gives his younger self a book containing 50 years of sports statistics, which the young Biff uses to amass an enormous gambling fortune and transform idyllic Hill Valley into a living hell. To restore the present, Doc and Marty must return to the events of their previous adventure in 1955 and retrieve the book.
Back to the Future III ( 1990
The conclusion of the trilogy sends Marty McFly on a rescue mission to the year 1885, where he must save Doc Brown from death at the hands of yet another member of the Tannen clan.