Celebrated crime writer Colin Knowles finds himself at the centre of a baffling real-life mystery when his estranged wife Louie asks for his help. Her new boss has gone missing at his grand country home -- and when his body is found, the hunt is on for a devious and twisted murderer. Sinister letters from London refer to a 'double crime'. Who will be the killer's next victim?
Carnelle Scott is a restless Mississippi girl looking for a life change. She decides to enter a beauty pageant, which her cousin had won years before. Despite a lack of support from those close to her Carnelle remains determined. She enlists the help of a seamstress to outfit her for the competition, while rebuffing the advances of predatory men, as she aims to bring home the crown.
A rich but disliked elderly man invites his relatives to a family reunion at his home. Once the gathering is complete, he announces enigmatically that he intends to change his will before he dies. Before he can do this, he is murdered. His niece (Gynt), a detective story writer, has to put her theories into practice by solving a real-life murder mystery.
When his grandfather dies, George Westcott (Patrick Doonan) returns home from India to collect his inheritance -- only to find that the will has mysteriously gone missing. As his greedy relatives try to seize the estate, George gets the help of a movie star (Greta Gynt), a window cleaner (James Hayter and a police inspector (Herbert Ross) to track down the missing will. It seems that justice will prevail -- but is George Wescott really George Wescott?
When a beautiful young artist's model is strangled in her bed, Scotland Yard find themselves with three suspects -- her sinister ex-husband (Elwyn Brook-Jones), a sexually disturbed artist (Ballard Berkeley) and her violent new boyfriend (John Bailey), who is prone to unexplained blackouts.To catch the killer, the police must set a dangerous trap with the aid of a famous sculptress (Hy Hazell).
