Michael J. Fox (Marty McFly, Seamus McFly), Christopher Lloyd (Dr. Emmett 'Doic' Brown), Mary Steenburgen (Clara Clayton), Thomas F. Wilson (Buford 'Mad Dog' Tannen, Biff Tannen), Lea Thompson (Maggie McFly, Lorraine McFly), Elisabeth Shue (Jennifer Parker), Matt Clark (Chester, Barkeeper), James Tolkan (Marshal James Strickland), Donovan Scott (Hilfssheriff), Flea (Needles), J.J. Cohen (Needles-Bandit), Ricky Dean Logan (Needles-Bandit), Christopher Wynne (Tannen-Bandit / Needles-Bandit), Dean Cundey (Fotograf), Bill McKinney (Ingenieur), Marvin J. McIntyre (Leichenbestatter), Burton Gilliam (Colt-Verkäufer), Richard Dysart (Stacheldraht-Verkäufer), Jeffrey Weissman (George McFly), Wendie Jo Sperber (Linda McFly), Marc McClure (Dave McFly), Sean Sullivan (Tannen-Bandit), Dub Taylor (alter Mann im Saloon #1), Harry Carey (alter Mann im Saloon #2), Pat Buttram (alter Mann im Saloon #3)