The story of Little Peter and his sister Anneli, who help a May beetle named Mr. Zoomzeman (German: Herr Summsemann) to retrieve his missing sixth leg from the Moon. After a fantastic and dangerous overnight adventure they recover the leg and are returned to their beds at home.
Frank von dem Bottlenberg
as Peter
Cora von dem Bottlenberg
as Anneliese
Lola Müthel
as Nachtfee
Dirk Dautzenberg
as Sandmännchen
Margot Trooger
as Sonne
Hans Helmut Dickow
as Pfefferkuchenmann
Irmgard Först
as Peterchens Mutter
Horst Butschke
as Maikäfer Sumsemann
Tilla Hohmann
as Minna
Rudolf Therkatz
as Mann im Mond
Hans Müller-Westernhagen
as Milchstraßenmann
Alwin Joachim Meyer
as Donnermann
