Kacper Olszewski
Biography
Polish film and TV actor. Born in Lodz, he grew up in Stryków, where he graduated from elementary and middle school. In 2014, on the stage of the Lodz House of Culture, at the age of twelve, he performed in the monodrama “Rowerek” based on Michał Rusinek's book “Zaklęcie na „w””, directed by Przemysław Sowa. In 2020 he graduated from Tadeusz Kosciuszko High School No. 3 in Lodz, and in 2023 he graduated from the University of Lodz with a degree in film studies. As of 2021, he is studying at the Acting Department of Andrzej Frycz Modrzewski University in Krakow. In 2015, he played the lead role in the film “Baby Bump”, directed by Kuba Czekaj. He gained the greatest popularity with the role of Mosze Bernsztajn in the series “The King of Warsaw” and Pawel Skrętowicz “The Rooster” in the series “Mental”. Since 2023, he has been performing at Kraków's Teatr Nowy in the play “Nie pytaj. Ciechowski”.
Movie Appearances

Brigitte Bardot Forever
as Adam
2022

Whatever Happens Next
as Junge auf dem Dach
2018

Baby Bump
as Mickey House
2015

Stars
as Jan Banaś (young)
2017

Bird Talk
as Student
2019

Ein Sommer in Masuren
as Janusz Kowalski
2015

Sobibor
as Toivi Blatt
2018

I Want More
as 'Młody'
2026

Operation Nation
as dresiarz
2022

Zgred
2025

Larp
as Partygoer
2025
TV Appearances

Komisarz Mama
as Szymon Wołowiec
2021

The King of Warsaw
as Mosze Bernsztajn
2020

Crusade
as „Mrożon” Wasilewski
2022
Mental
as Paweł Skrętowicz „Kogut”
2022

Public Prosecutor
as Stasiek Dregan
2015

Skazane
as Kamil Stachowiak
2015

Na dobre i na złe
as Olek
1999

W rytmie serca
as Leszek
2017

W rytmie serca
as Dominik
2017

Ultraviolet
as uczeń Anny Serafin
2017

The Liberator
as szeregowiec Rosa
2020

The Mother
as Maks Brzyski
2022
