A secret agent of the Soviets who works at Ka-Ge-Be, Georgi Dimitrijevic, comes to Greece in order to extract information about a secret base of NATO missiles. He meets a teacher from a neighboring village, whose cousin is a major of Greek counterintelligence, Konstantinos Dimou. The Major has undertaken to find and capture the dangerous spy.
| Actor | Role |
|---|---|
 Andreas BarkoulisKostas Dimou | Kostas Dimou |
 Ketty PapanikaEleni | Eleni |
 Kostas PrekasGiorgi Dimitrievich / Giorgos Karras | Giorgi Dimitrievich / Giorgos Karras |
 Ilia LivykouNot listed | Not listed |
| LLiakos ChristoyannopoulosNot listed | Not listed |
 Alkis YannakasNot listed | Not listed |
 Stephanos StratigosNot listed | Not listed |
| DDimitris KlerisNot listed | Not listed |
 Dimitris BislanisNot listed | Not listed |
 Giorgos BartisNot listed | Not listed |
 Vera KrouskaMirella | Mirella |