Overview
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.
Cast
- Linda Marlowe as Harriet Zapper
- Alan Lake as Reynaud Duval
- Jason Kemp as Karel Duval
- Tony Theng as Hock
- Edina Ronay as Guy Champion
- Noel Johnson as Christian Duval
- Peter Halliday as Rabelais
- David Robb as Alex Zendor
- William Ridoutt as Inspector Cook
- Graham Ashley as Barfly