"A flurry of anonymous letters and two suicides leads Inspector Van der Valk to a mission in Drente where small-town hysteria may just lead to one of the century's most wanted criminals."
Frank Finlay
as Commissaris Simon "Piet" van der Valk
Andrée Champeaux
as Mrs Barkhuis
Odile Versois
as Miss Lindberg
Hans Christian Blech
as Berenson
Jacques Monod
as The Mayor
Danièle Girard
as The Mayor's wife
Vernon Dobtcheff
as Reinders
Eva Simonet
as Betty Reinders
Dominique MacAvoy
as Betty Reinders's sister
Françoise Prévost
as Arlette van der Valk
Alan Adair
as The Prosecutor
René Arrieu
as The dairy manager
Marcel Cravenne
Director
Nicolas Freeling
Novel
Robert Muller
Writer
Robert Scipio