In the vocational school the professionally excellent Dani János works on his own invention in his leisure time, but he does not like learning. However, even his own father learns in the evenings, he will become a teacher.

• Magyar Filmgyártó Állami Vállalat
• Gyula Gózon
• Sándor Pécsi
• Imre Soós
• Kálmán Latabár
• Ferenc Bessenyei
• Endre Szemethy
• Gyula Benkő
• Gábor Rajnay