Dinah Sheridan

Two British couples pit their vintage automobiles against each other in a cross-country race called the London to Brighton antique car rally.

1948. Nurse Shirley Yorke must assist her boss Dr Napier, the only person able of effecting a new treatment on the ailing wife of a British Lord. After tragedy strikes the finger is very strongly pointed at Sister Shirley because she and the Lord were former lovers

Stumped by a series of puzzling murders aboard trains, Scotland Yard calls in a detective novelist and his wife to help them catch the killer.