A young girl's loyalty to the Communist Party is tested in Prague when she falls in love with an attache who has just arrived from the United States.
| Actor | Role |
|---|---|
 Viveca LindforsAnna Svoboda | Anna Svoboda |
 Paul HubschmidKarl Marek (as Paul Christian) | Karl Marek (as Paul Christian) |
 Ludwig StösselPapa Svoboda | Papa Svoboda |
 Adrienne GessnerMama Svoboda | Mama Svoboda |
| PPeter PresesEmil Dadak | Emil Dadak |
 Manfred IngerKudelka | Kudelka |
| PPeter CzejkeStefan Svoboda | Stefan Svoboda |
| FFred BergerAnton Novotny | Anton Novotny |
| OOskar WegrostekJohann Burian | Johann Burian |
| HHelmut JanatschMilo | Milo |
| KKarl BachmannLawyer | Lawyer |
| HHilde JaegerMrs. Pilski | Mrs. Pilski |
 Pepi Glöckner-KramerFlower Woman | Flower Woman |
| RReinhold SeigertPolice Guard | Police Guard |
| WWilli SchumannPolice Sergeant | Police Sergeant |
 Ilka WindishWoman Drunk | Woman Drunk |
| AAnton MitterwurzerSedlacek (as Toni Mitterwurzer) | Sedlacek (as Toni Mitterwurzer) |
| TTeo ProkopCzech peasant (as Theodore Prokop) | Czech peasant (as Theodore Prokop) |
 Robert EckertTaxi driver (as Robert Eckertt) | Taxi driver (as Robert Eckertt) |
| PPeter BrandFirst soldier | First soldier |
| KKarl SchwetterSecond soldier | Second soldier |