Based on the television series the film adheres to DI Regan and also DS Carter as they ended up being embroiled in a deadly political rumor. One of the leading members of the government, Charles Baker (Ian Bannen) will safeguard a significant handle OPEC stabilising the world oil market and boosting Britain's position within it. Baker is the increasing celebrity of government, regarded a future head of state, who is carefully controlled by his urbane, manipulative American press assistant Elliot McQueen (Barry Foster). When Regan investigates the strange death of a woman of the street as a favour to among his informants, he becomes aware that Baker as well as McQueen could be entailed. A wave of killings follow - which sees Regan handle both the wrongdoers and the power structure of the Metropolitan Cops and British security services.