Protagonist of theBack To the Futuretrilogy.The youngest teenage child ofGeorge McFlyandLorraine Baines, who aspires to become a musician. He is best friends with Doc Brown, the inventor of theDeLoreantime machine, but when the latter gets gunned down, he accidentally travels to 1955, where he inadvertently changes his parents' fated meeting, forcing him to fix it. After returning to 1985, he and Doc go on more time-travelling adventures to restore the space-time continuum.