A reclusive lighthouse worker accepts the offer to swap jobs with a police inspector for a while, just to help him catch Teston, the so-called criminal of criminals.
Janina Traczykówna
Melania
Czesław Roszkowski
Wacław Kawanias
Jarema Stępowski
Alfons Emanuel Walet, Teston
Stefan Bartik
Ex-butler Teston
Bogdan Baer
Michał
Ludwik Benoit
Grant
Bronisław Darski
Tinsmith
Henryk Hunko
Franto
