Tomorrow Never Comes is a 1978 BritishCanadian crime film directed by Peter Collinson and starring Oliver Reed and Susan George.
Coming back from an extended business trip, Frank Stephen McHattie discovers that his girlfriend Janie Susan George is now working at a new resort hotel where the owner has given her a permanent place to stay, as well as other gifts, in exchange for her affections. In the course of fighting over this development, tensions between Frank and Janie escalate out of control until he is holding her hostage in a standoff with the police. As the negotiators Oliver Reed, Paul Koslo try to talk Frank into giving himself up, the desperate man feels himself being pushed further and further into a corner.
Source: Wikipedia