When D. C. Dangerous Davies, not held in high regard by his superiors, is assigned to find a notorious criminal kingpin, he uncovers the details of 15-year-old cold case.
Timmy Lea and his brother-in-law Sidney Noggett are working as entertainment officers at Funfrall, a typical British holiday camp. The staff are lazy and inefficient, preferring to laze by the pool rather than organise activities for the holiday campers. A new owner, Mr. Whitemonk, an ex-prison officer, takes over the camp and is determined to install discipline into the staff. He is on the verge of dismissing Timmy and Sidney; however, Sidney's suggestion of organising a beauty contest changes his mind.
Timothy Lea and his brother-in-law Sidney decide upon opening a driving school as their latest get-rich-quick scheme. Though he sincerely wants to teach, young Timmy finds that his female students are far more interested in keeping their eyes on him than on the road.
Famous organist Anton Phibes is horribly disfigured in an automobile accident while rushing to the side of his sick wife and presumed to be dead. Once Phibes learns that his wife died on the operating table, he is convinced the doctors are responsible and begins exacting his revenge on all those involved.