In the 1950s, four children, Anne, described as a 'proper little housewife', the rather butch George who has an unhealthy relationship with her dog Timmy and their brothers Dick and Julian, whose relationship seems to be more than fraternal, go on a cycling holiday in Dorset where their flair for detection - plus their snobbery and xenophobia - gets a whole string of suspicious characters arrested.
as Dick
as George
as Julian
as Anne
as Toby Thurlow
as Gypsy/Shopkeeper
as Uncle Quentin
as Police Inspector
as Aunt Fanny
as Fingers
as Dirty Dick
as Timmy
as Policeman