Double Impact is a 1991 film, directed by Sheldon Lettich and starring Jean-Claude Van Damme as Alex/Chad Wagner.Alex and Chad Wagner are twins who are separated as babies when their parents are killed by a crime boss. Now 25 years later they meet for the first time and join forces to exact revenge on the people who took their parents' lives.CastJean-Claude Van Damme ? Chad Wagner / Alex WagnerGeoffrey Lewis ? Frank AveryAlonna Shaw ? Danielle WildeBol