A look at the lives of people who work on the barges and boats flowing across the Vistula River.
Stanisława Wysocka
as Apolonia 'Matyjaska' Matyjas-Zabawska
Ina Benita
as Anna
Jerzy Pichelski
as Aleksy Rorat
Halina Zawadzka
as Karola
Renati Renee
as Julcia
Aleksander Zelwerowicz
as Idzi Zabawski
Kazimierz Gella
as Skipper Firlus
Kazimierz Jenoval
as Zygmunt Siudowski
Kazimierz Opaliński
as Skipper Dobrziałkowski
Marian Trojan
as Bosun Hajnuś
Lucjana Bracka
as Erna Kufke (uncredited)
Kurt Katch
as (uncredited)
