Czterdziestolatek or 40-latek (the English translation: a forty-year-old); broadcast in English by TVP Polonia. It was broadcasted under the title of "Being Forty". It is a Polish television comedy series which ran from 1974 to 1977.
It was very popular that it was continued and led to the release of a movie I'm a Butterfly, a 40-year-old's Love Affair and a New Year's Eve television program in 1975.
It starred Andrzej Kopiczyński, Roman Kłosowski, Anna Seniuk, Irena Kwiatkowska, Wojciech Pokora, Leonard Pietraszak, Katarzyna Łaniewska, Wiesław Gołas, Alina Janowska, Jan Kociniak, Tadeusz Pluciński, Lech Ordon, Jan Pietrzak, Jan Kobuszewski and Krzysztof Kowalewski.
The show was about a family in Warsaw who goes through midlife crisis, affairs, addiction, obsession with hair loss, efforts to maintain physical fitness, pride in achievements and professional life, society's role and health.