Things take a gruesome turn when Ferraees Circus comes to town, bringing with it a chain of sinister clown sightings, threatening notes and deathly dangerous circus acts. Barnaby will have to face up to his fears in order to solve the case.

Andrew Gower, Andrew Knott, Annette Badland, Jason Watkins, Joni Kamen, Kevin Eldon, Lorraine Ashbourne, Lorraine Burroughs, Mike Grady, Neil Stuke, Terence Maynard