| Series cast summary: |
 | Ubaldo Lay | - | Tenente Ezzy Sheridan 5 episodes, 1969 |
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 | Dario De Grassi | - | Sergente Daniels 5 episodes, 1969 |
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 | Franco Odoardi | - | Agente Scott 5 episodes, 1969 |
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 | Amedeo Nazzari | - | Frank Morgan 5 episodes, 1969 |
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 | Emma Danieli | - | Vera Davis 5 episodes, 1969 |
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 | Sandra Mondaini | - | Brigitte Ansara 5 episodes, 1969 |
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 | Piero Gerlini | - | Ispettore Mitchell 5 episodes, 1969 |
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 | Antonella Della Porta | - | Paola D'Arbia 5 episodes, 1969 |
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 | Ivano Staccioli | - | Murray 4 episodes, 1969 |
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 | Carlo Cataneo | - | Sandy Velasco 4 episodes, 1969 |
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 | Ugo Cardea | - | Paul Brown 4 episodes, 1969 |
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 | Ennio Majani | - | Agente Norton 3 episodes, 1969 |
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 | Guido Celano | - | Ispettore King 3 episodes, 1969 |
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 | Luciano Melani | - | Callum 3 episodes, 1969 |
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