| Name | Character | Team | |
|---|---|---|---|
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George Ardisson | David Rank | Unowned |
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Haydée Politoff | Maryon | Unowned |
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Lea Lander | David's Fiancée | Unowned |
| Eddy Moward | Unowned | ||
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Ignazio Spalla | Pedro Porfirio | Unowned |
| Putu Wijaya | Unowned | ||
| Henry Sokampto | Unowned | ||
| Menanzo Dewanto | Unowned | ||
| Itje Manoppo | Unowned | ||
| Marina Brengola | Unowned | ||
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Isarco Ravaioli | Dr. Arnold | Unowned |
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Artemio Antonini | Thug in Bar (uncredited) | Unowned |
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Omero Capanna | Henchman (uncredited) | Unowned |