A couple on holiday in Haiti become involved in a series of savage murders linked to a doctors a new invention, a drug with extreme side effects.
Genres:
Anthony Steffen as Doctor Williams
Anita Strindberg as Grace Wright
Gabriele Tinti as Fred Wright
Umberto Raho as Philip
Stelio Candelli as Garner
Kathryn Witt as Robin
Alfio Nicolosi as Peacock
Gordon Felio as
Richard Osborne as
Bob Lemoine as
Pierre Richard Merceron as
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