A trio of American students vacationing in Finland cross the border into the USSR and are soon imprisoned following a skirmish with Soviet soldiers.
| Actor | Role |
|---|---|
 Mike NorrisSavoy | Savoy |
| SSteve DurhamMitch | Mitch |
 David CoburnK.C. | K.C. |
 Thalmus RasulalaThe Admiral | The Admiral |
 Albert SalmiUnited States emissary | United States emissary |
| PPiita VuosalmiNadja | Nadja |
 Vesa VierikkoKapsky | Kapsky |
| IIsmo KallioZarkov | Zarkov |
| LLaura MunsterhjelmIrina | Irina |
| AAntti HorkoCossack | Cossack |
| PPauli VirtanenSergei | Sergei |
| JJone TakamäkiInterrogator | Interrogator |
| IInkeri Luoma-ahoFemale Guard | Female Guard |
| MMarkku BlomqvistIrina's Father | Irina's Father |
 Sari HavasGirl at Party | Girl at Party |
| MMarjo VuolloTamara | Tamara |
| JJuhani TuominenCar Salesman | Car Salesman |
| MMats Helge OlssonPriest (uncredited) | Priest (uncredited) |
 Stack PierceThe Admiral (uncredited) (voice) | The Admiral (uncredited) (voice) |
| JJorma VaittinenPrisoner (uncredited) | Prisoner (uncredited) |
| EEero HenttonenPrisoner (uncredited) | Prisoner (uncredited) |
| RRapa RipaKGB Man (uncredited) | KGB Man (uncredited) |
 Renny HarlinMan's Voice from Ship's Loudspeakers (uncredited) (voice) | Man's Voice from Ship's Loudspeakers (uncredited) (voice) |