Three enemy agents lead a government security man on a perilous trail as the hunter becomes the hunted.
| Actor | Role |
|---|---|
 Roger BrowneMartin Stevens | Martin Stevens |
 Yoko TaniMei Lang | Mei Lang |
 Emma DanieliGeneviève Laffont | Geneviève Laffont |
 Daniele VargasHarriman | Harriman |
 Marino MaséDick | Dick |
 Fernando CebriánAhmed Murad | Ahmed Murad |
 Sal BorgeseScagnozzo "Il sordo" | Scagnozzo "Il sordo" |
 Claudio BiavaScagnozzo | Scagnozzo |
| GGaetano QuartararoSecret Service Boss | Secret Service Boss |
 Bruno UkmarMugger in Athens | Mugger in Athens |
 Attilio DottesioPolice Inspector's Assistant | Police Inspector's Assistant |
 Armando FurlaiAntiquarian | Antiquarian |
| BBurt JacksonMugger in Athens | Mugger in Athens |