The story unfolds using the Lajtai operetta The Old Summer. The son of landowner János Pataki comes from Sweden to visit his father in Budapest for a month's holiday. The parents are divorced because of a prima donna, and the mother warns her son against operettas and Buda pubs. The young Pataki, with the help of his father, enters the theatre world...
as Koháry Mária, színésznő
as báró Pataky János
as Virányi Zsuzsi, Mária lánya
as Mária anyja
as Mimóza
as Adorján Béla, színházigazgató
as Halmágyi, üdvéd
as Schamburg Zita, Klára lánya
as Tihanyi, zeneszerző
as Balla
as Hartmann
