When a car crashes off a cliff, killing its two occupants, a newspaperman and an actress, the surviving brothers, a portrait painter and a pilot, are drawn into a complex web of deceit and murder. As they try to uncover the truth behind their brother's death, they are pursued by a gang of international diamond smugglers and Scotland Yard. Along the way, they encounter a mysterious postcard, a blackmail attempt, and a shocking confession that will change everything.
Postmark for Danger
A detective's investigation into a diamond heist takes an unexpected turn when a mysterious portrait and postcard uncover a tangled web of lies and murder.