Trancers (1984)

In the movie 'Trancers' (1984), Jack Deth, a tough cop from the future, is sent back in time to 1985 Los Angeles to stop a villainous cult leader named Martin Whistler from changing history by turning people into zombie-like "trancers." Jack must navigate this unfamiliar era and confront Whistler's mind-controlled followers, using his wits and futuristic technology. The film blends elements of sci-fi and action as Jack races against time to prevent a devastating alteration of the past.