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.
as Harriet Zapper
as Reynaud Duval
as Karel Duval
as Hock
as Guy Champion
as Christian Duval
as Rabelais
as Alex Zendor
as Inspector Cook
as Barfly
as Gendarme
