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|Notes||The film is loosely based on the novel "And Then There Were None" (1939) by Agatha Christie. |
The movie was shot in Rome and on the Roman coast ( Anzio and Tor Caldara ) in the October 1969.
The studio scenes was filmed at Dear Studios, in Rome.
In the soundtrack composed by Pietro Umiliani is included also a song by italian rock band, Il Balletto Di Bronzo.
Quentin Tarantino paid tribute to the film in a scene of "Kill Bill - Volume 1" (2003).