Fourteen-year-old Jan and his companion Erling appear as extras in a film being filmed at Nordisk Film's studios in Valby. A mysterious burglary at the studio's fine mechanics workshop gives the two healthy boys the opportunity to act as detectives.
Henrik Huld
Jan
Ib Lundtoft
Erling
Mimi Heinrich
Lis
Gabriel Axel
Instruktøren
Bent Christensen
Instruktørassistent
Paul Hagen
Produktionsleder
Ib Schønberg
Inspektør
Asbjørn Andersen
Direktør
Axel Strøbye
Regissør
Inger Stender
Palle Huld
Einar Juhl
Bjørn Spiro
Henry Nielsen
Gunnar Strømvad
Jørgen Kunz
Ib Fürst
Jessie Rindom
Henny Lindorff Buckhøj
Carlo Andersen
Book
Torben Anton Svendsen
Director
John Hilbard
Writer
Knud Meister
