Last Train to Lime Street

As the midnight train from Manchester to Liverpool approaches the city it hits the body of a man. After the police look into the case they learn that the man was a well-known movie director - of the adult variety.Soon they find out that the man's list of enemies is almost as long as the railway line from Manchester to Liverpool with two ex-wives who both have a motive for murder.But is his murder personal or professional and who is the killer?