"Grzegorz, diagnosed as an autistic child, lives in his hermetic world, unable to establish contact with others. When he turns fourteen, it turns out that the cause of isolation is not autism, but hearing loss, which hides great musical talent."
Michał Sikorski
as Grzegorz Płonka
Małgorzata Foremniak
as Małgorzata Płonka
Łukasz Simlat
as Łukasz Płonka
Konrad Kąkol
as Michał Płonka
Jerzy Stuhr
as Henryk Skarżyński
Irena Melcer
as Justyna
Lech Dyblik
as Juras
Grażyna Sobocińska
as Alicja
Barbara Wypych
as Krystyna
Weronika Humaj
as Joanna Płonka
Cezary Łukaszewicz
as Piano Teacher
Beata Schimscheiner
as Teacher
Anna Krotoska
as Teacher from School
Robert Majewski
as
Bartłomiej Nowosielski
as Bus Driver
Roman Gancarczyk
Kajetan Wolniewicz
Antonina Choroszy
Zuzanna Sitek
as Young Violinist
Hubert Stopka
as Grzegorz Płonka (2 years old)
Paulina Olszowy
Mateusz Szmigel
as Young Pianist
Wojciech Czerniatowicz
Mikołaj Czerniatowicz
Natalia Jasińska
Tobiasz Wiercichowski
as Alicja's Student
Iwo Szczepanik
as Blind Student
Karol Górka
Krzysztof Satała
as Student
Michał J. Bajor
Aniela Czartoryska
Robert Kostecki
Grzegorz Tobera
Tomasz Rekliński
Andrzej Marcisz
Joanna Marcisz
Nikola Broniszewska
Kinga Hajduk
Tomasz Kasprzak
Maria Kochanowska
Agnieszka Kociołek
Karolina Korfel
Maria Krawczyk
Bartłomiej Król
Joanna Massalska
Oskar Pląder
Igor Radoński
Jakub Sender
Dawid Skibka
Krystian Skrzypek
Julia Socha
Michał Wójcik
Grzegorz Płonka
Piotr H. Skarżyński
as (uncredited)
Bartosz Blaschke
Director
Sylwester Banaszkiewicz
Producer
Marcin Kurek
Kamil Janik
Executive Producer
Alicja Kazimierczak
Production Design
Emilia Czartoryska
Costume Design
Anna Gorońska
Makeup Department Head
Robert Piechnik
Editor
Tomasz Sikora
Sound
Artur Kuczkowski
Marcin Skoś
Grip
Tomasz Augustynek
Director of Photography
Krystyna Świeca
Supervising Producer
Jacek Wiśniewski
Foley Recordist
Adam Mendry
Steadicam Operator
Camera Operator
Tomasz Woźniczka
Krzysztof Aleksander Janczak
Original Music Composer
Screenplay
Julia Popkiewicz
Casting