Pat Ashton

Six scientists investigate a strange phenomenon at the creepy Headstone Manor, the site of a mysterious massacre years earlier that took the lives of 18 guests in one night.

When the bus company finds itself short-staffed, Inspector Blake comes up with the brilliant idea of employing female drivers. The company is delighted, but the bus crews are horrified and try to get rid of the women.

London bus driver Stan Butler wants to get married and takes his chance to earn more money when he is given a new job driving a tour bus on a safari park.