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.
Anthony Steffen
Anita Strindberg
Gabriele Tinti
Umberto Raho
Stelio Candelli
Kathryn Witt
Alfio Nicolosi
Gordon Felio
Richard Osborne
Bob Lemoine
Pierre Richard Merceron
