A young woman pharmacist, Eva, is very friendly with a children's doctor, Dr. Fröhlich. Eva's small nephew Peter lives with her and she is often thought to be his mother. A number of amusing and more serious misunderstandings arise from this situation...

• Lisa Film
• Roy Black
• Georg Thomalla
• Heidi Hansen
• Ralf Wolter
• Ruth Stephan
• Hansi Kraus
• Heinz Reincke
• Eddi Arent