Hanka
Grzegorz Hulewicz
Bień
Rozner
Witold Roszak
Rowicki
Tomasz
Kotarski
Ewa
Nowak
Bień's Defender
Zosia
Prosecutor
Ignacy Skoczek
Hanka's Father
Hanka's Friend (uncredited)
Commission Member (uncredited)
Woman at a Funeral (uncredited)
Secretary (uncredited)
A young designer is tormented by remorse after a viaduct of his design collapses.