The series follows the chairman of the ruling political party in Poland (Mr Chairman). The narrative takes place primarily in his office where, joined by his assistant Mariusz, he hosts numerous visitors, including government officials and other public office holders.

Mikołaj Cieślakas Mariusz
Izabela Dąbrowskaas Ms. Basia
Robert Górskias Chairman Jarosław
Paweł Koślikas President Andrzej (uncredited)
Weronika Książkiewicz-Nathanielas Ms. Magda, publicist
Lech Dyblikas Andrzej
Michał Majniczas Władek
Wojciech Mecwaldowskias Paweł
Michał Czerneckias Jacek