Following World War II, the Allies designate that an unidentified town in the Trieste area as being partly Yugoslavian and partly Italian. A white line of demarcation splits the town in half and the townspeople are given just a short time to decides on which side of the line they will live. This leads to the dividing of homes, friends, families and the church and tensions run high.
| Actor | Role |
|---|---|
 Gina LollobrigidaDonata Sebastian | Donata Sebastian |
 Raf ValloneDomenico | Domenico |
 Erno CrisaStefano | Stefano |
 Cesco BaseggioGiovanni Sebastian | Giovanni Sebastian |
 Enzo StaiolaPasqualino Sebastian | Pasqualino Sebastian |
 Tullio KezichYugoslav Lieutenant | Yugoslav Lieutenant |
 Ernesto Almirantenonno Sebastian | nonno Sebastian |
 Gino Cavalieriil parroco | il parroco |
 Gianni CavalieriPentecoste | Pentecoste |