deel 3 was released in the year 1990。deel 3 is also called as Back to the Future Part III, Reg, Regreso al futuro III, Powrót do przyszlosci III, Paluu tulevaisuuteen III, Epistrofi sto mellon 3, De Volta para o Futuro Parte III, Behazra L'Ateed 3, Back to the future, Retour vers le futur III。

The conclusion of the trilogy sends Marty McFly on a rescue mission to the year 1885, where he must save Doc Brown from death at the hands of yet another member of the Tannen clan. However, there are a number of complications preventing a quick return to the future: a lack of gasoline for the time-traveling DeLorean, a band of gunslinging outlaws and a schoolmarm with affections for the smitten Doc.

deel 3 actors and actresses include Bill McKinney, Elisabeth Shue, Harry Carey Jr., Jeffrey Weissman, Mary Steenburgen, Sean Gregory Sullivan, Thomas F. Wilson, Wendie Jo Sperber。