Marty and Doc are at it again in this wacky sequel to the 1985 blockbuster as the time-traveling duo head to 2015 to nip some McFly family woes in the bud. But things go awry thanks to bully Biff Tannen and a pesky sports almanac. In a last-ditch attempt to set things straight, Marty finds himself bound for 1955 and face to face with his teenage parents -- again.

Armed with only one word - Tenet - and fighting for the survival of the entire world, the Protagonist journeys through a twilight world of international espionage on a mission that will unfold in something beyond real time.

The prospects for continuing life on Earth in the year 2058 are grim. So the Robinsons are launched into space to colonize Alpha Prime, the only other inhabitable planet in the galaxy. But when a stowaway sabotages the mission, the Robinsons find themselves hurtling through uncharted space.

A missing child sets four families on a frantic hunt for answers as they unearth a mind-bending mystery that spans three generations.

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.

When physicist Michael Shelborne mysteriously vanishes, his son Shel discovers that he had constructed a time travel device. Following his father's trail through history-from the enlightenment of Renaissance Italy through the American Wild West to the civil-right upheavals of the 20th century-Shel makes a devastating discovery that sends him feeling back through the ages, and changes his life forever.

In the year 2035, convict James Cole reluctantly volunteers to be sent back in time to discover the origin of a deadly virus that wiped out nearly all of the earth's population and forced the survivors into underground communities. But when Cole is mistakenly sent to 1990 instead of 1996, he's arrested and locked up in a mental hospital. There he meets psychiatrist Dr. Kathryn Railly, and patient Jeffrey Goines, the son of a famous virus expert, who may hold the key to the mysterious rogue group, the Army of the 12 Monkeys, thought to be responsible for unleashing the killer disease.