When Harriet Zapper is hired to find the identity of Karel Duval, and the true heir to the Duval family fortune, a bloody trail of murders leads the Big Zapper from London to the South of France and into a hornet’s nest of betrayal and death.
Length 90 minutes
Linda Marlowe | Alan Lake | Jason Kemp | Tony Theng | Edina Ronay | Noel Johnson | Peter Halliday | David Robb | William Ridoutt | Graham Ashley | Michael O'Malley