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.

A grumpy old sailor wants only to finish building his boat so he can set out to sea. But from local officals to troubled fosters kid, the world keeps intervening to test his determination to make something of his golden years.