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When private detective Bob Martin looking for a stolen diamond necklace, he also has a clever serial killer on the trail ...
Bob Martin
Francesco di Villaverde
Ellen Kent
Peppe Mangano
Charly Hollmann
Armando Locatelli
Riccardo
Angela
Lois Simmons
Lionel Simmons
Rinaldo
Berry
Maria di Villaverde
Sophia Ferretti
"der Professor"
November 25, 1969
Bob Martin
Francesco di Villaverde
Ellen Kent
Peppe Mangano
Charly Hollmann
Armando Locatelli
Riccardo
Angela
Lois Simmons
Lionel Simmons
Rinaldo
Berry
Maria di Villaverde
Sophia Ferretti
"der Professor"
Similar to Death Knocks Twice
