Deadly Impact

Features a computer expert who is bilking the casinos in Vegas by hacking into the computers that run the slot machines. This way, he's able to tell when each machine is about to spit out a jackpot. His girlfriend Kathy goes to Vegas, plays the machines, and brings home a tidy sum each week-end. Before he can start enjoying the good life, the hacker is tortured and killed and Kathy is kidnapped by the murderers... (allmovie.com)