The final installment of the Back to the Future trilogy finds Marty digging the trusty DeLorean out of a mineshaft and looking up Doc in the Wild West of 1885. But when their time machine breaks down, the travelers are stranded in a land of spurs. More problems arise when Doc falls for pretty schoolteacher Clara Clayton, and Marty tangles with Buford Tannen.
Aging outlaw Pike Bishop (William Holden) prepares to retire after one final robbery. Joined by his gang, which includes Dutch Engstrom (Ernest Borgnine) and brothers Lyle (Warren Oates) and Tector Gorch (Ben Johnson), Bishop discovers the heist is a setup orchestrated in part by his old partner, Deke Thornton (Robert Ryan). As the remaining gang takes refuge in Mexican territory, Thornton trails them, resulting in fierce gunfights with plenty of casualties