The movie "Self/less" 2015

Multimillionaire industrialist Damian Hale (Ben Kingsley) has long been the center of the universe, using his power as he pleases. After learning that he has cancer, he agrees to undergo a revolutionary medical procedure to restore his youth. Damian fakes his own death and begins a new life away from his acquaintances after his consciousness is successfully transferred into the body of a younger man (Ryan Reynolds). But there are people who would never allow the imperfections of the procedure to become known, so his life and the lives of those around him are in great danger.