This comedy is about one average family. The father works as master in the factory and his son is studying on high school. One day father must start to visit the evening school. It’s the same school as his son visiting. The lives both students are connecting together. The son must teach the math and physics his own father. The father getting to know, that the life of the students is not simple as he supposed. —IMDb
Oldřich Lipský (Juli 4, 1924, Pelhřimov – October 19, 1986, Prague) was a popular and influential Czech film director, brother of actor Lubomír Lipský.
Czechoslovakian filmmaker Oldrich Lipsky is best known for his satires and comedies, particularly his gentle spoof on American westerns Lemonade Joe (1966). During WW II, Lipsky spent time in a work camp. Later he attended Charles University in Prague and studied philosophy, later working as an artistic director at Prague’s Satirical Theater. Lipsky then worked as an actor and screenwriter in the early ’50s becoming a director in 1954. —allmovie guide