Martin Seamus "Marty" McFly is a fictional character and the protagonist of the Back to the Future franchise. He is a high school student who accidentally becomes a time traveler and alters history after his friend Emmett Brown invents a DeLorean time machine.
Canadian actor Michael J. Fox portrays him in the film trilogy, while various actors have portrayed or voiced him in other media. In the animated series, David Kaufman voices him, and in the video game developed and published by Telltale Games, he is voiced by A. J. Locascio, while Fox makes vocal cameos as his future counterparts. Olly Dobson played him in the original stage musical adaptation (the West End production), and Casey Likes currently plays him in the Broadway production.
In 2019, Empire magazine selected McFly as the 12th Greatest Movie Character of All Time.
Source : Wikipedia