These "girls" are tough!
Death Knocks Twice
DramaThriller
When private detective Bob Martin looking for a stolen diamond necklace, he also has a clever serial killer on the trail ...
Top Cast
Dean Reed
Bob Martin
Fabio Testi
Francesco di Villaverde
Ini Assmann
Ellen Kent
Leon Askin
Peppe Mangano
Werner Peters
Charly Hollmann
Riccardo Garrone
Armando Locatelli
Mario Brega
Riccardo
Hélène Chanel
Angela
Femi Benussi
Lois Simmons
Renato Baldini
Lionel Simmons
Teodoro Corrà
Rinaldo
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Lanfranco Cobianchi
Tom Felleghy
Berry
Nadja Tiller
Maria di Villaverde
Anita Ekberg
Sophia Ferretti
Adolfo Celi
"der Professor"
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Marlies Petersen
Babsie
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Bruno Ariè
Charly's Henchman
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Antonietta Fiorito
(credit only)
