Captain Velkov was sent chief of a border post near the village of Novi Izvor, where he was a partisan. In Novi Izvor a celebration is being prepared to mark the switching on of the electricity. Saboteurs cut the cables, killed the watchman and set fire to the machinery on the farm.
| Actor | Role |
|---|---|
 Apostol KaramitevCaptain Velkov | Captain Velkov |
 Milka TuykovaAna Markova | Ana Markova |
 Georgi Georgiev-GetzDimo | Dimo |
 Lubomir KabakchiyevLieutenant Marinov | Lieutenant Marinov |
 Petar DimitrovBay Kolyo | Bay Kolyo |
 Boris GanchevDamyan Indzhev | Damyan Indzhev |
 Georgi KaloyanchevPetko Shiloto | Petko Shiloto |
| MMilka YanakievaYanka | Yanka |
| YYordan SpasovVasil | Vasil |
 Iossif SurchadzhievToshko | Toshko |