Cast
- Janusz Onufrowicz as On sam
- Cezary Żak as On Sam / Karol Krawczyk
- Agnieszka Pilaszewska as Ona sama / Alina Krawczyk
- Artur Barciś as On sam / Tadeusz Norek
- Dorota Chotecka as Ona sama / Danuta Norek
- Maciej Wojtyszko as On sam
- Maciej Strzembosz as On sam
- Marta Lipińska as Ona sama / Zofia Rudnik
- Waldemar Obłoza as Roman Kurski