Death Knocks Twice

Death Knocks Twice

Available on Prime Video
A wealthy businessman, Francesco Villaverde, who suffers from mental issues, strangles Mrs. Ferretti (Anita Ekberg), the beautiful wife of another businessman, on a beach after they made love. The murder is witnessed by two criminals, who then blackmail Francesco's wife to get some property they desire from her.
Starring Fabio Testi, Dean Reed, Nadja Tiller
Director Harald Philipp