The final installment finds Marty digging the trusty DeLorean out of a mineshaft and looking for 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.
A newly dead New England couple seeks help from a deranged demon exorcist to scare an affluent New York family out of their home.
Fast-talking, quick-thinking Detroit street cop Axel Foley has bent more than a few rules and regs in his time, but when his best friend is murdered, he heads to sunny Beverly Hills to work the case like only he can.