|Actors:||Christopher Lee, Peter Cushing, Diana Dors, Georgia Brown, Keith Barron, Gwyneth Strong, Fulton Mackay|
A Policeman's suspicions are aroused after the deaths of three elderly and wealthy trustees of an orphanage. Shortly after the orphan children are in a bus crash that kills the driver. In hospital a doctor treating one of the surviving children is found murdered. The Policeman is faced with a race against time to solve the crimes.