Eighties teenager Marty McFly is accidentally sent back in time to 1955, inadvertently disrupting his parents' first meeting and attracting his mother's romantic interest. Marty must repair the damage to history by rekindling his parents' romance and - with the help of his eccentric inventor friend Doc Brown - return to 1985.

While on a business trip in Los Angeles, Edward Lewis, a millionaire entrepreneur who makes a living buying and breaking up companies, picks up a prostitute, Vivian, while asking for directions; after, Edward hires Vivian to stay with him for the weekend to accompany him to a few social events, and the two get closer only to discover t...

The final installment finds Marty digging the trusty DeLorean out of a mineshaft and looking for Doc in the Wild West of 1885. But when their time machine breaks down, the travelers are stranded in a land of spurs. More problems arise when Doc falls for pretty schoolteacher Clara Clayton, and Marty tangles with Buford Tannen.

A trio of thrill-seeking go-go dancers kidnap a young girl and attempt to seduce an old rancher and his two sons out of their small fortune, but their scheme doesn't play out as intended.

It's a major double-cross when former police officer Brian O'Conner teams up with his ex-con buddy Roman Pearce to transport a shipment of "dirty" money for shady Miami-based import-export dealer Carter Verone. But the guys are actually working with undercover agent Monica Fuentes to bring Verone down.