Two schoolboy musicians help to catch a jewel thief
Nicola
Raddings
Bill
Mike
Pitmore
Jones
First Crook
Second Crook
Insp. Mainwaring
Miss Lanyard
Mr. Greatly
Mrs. Pitmore
First Assistant Editor
Supervising Editor
Book
Writer
Producer
Music
Director of Photography
Editor
Art Direction
Production Manager
Assistant Director
Director
