Two schoolboy musicians help to catch a jewel thief
Julie Dawn Cole
Nicola
Dudley Sutton
Raddings
Philip Bliss
Bill
Andrew Bowen
Mike
Simon Thompson
Pitmore
Patrick Jordan
Jones
James Beckett
First Crook
Alfred Maron
Second Crook
John Arnatt
Insp. Mainwaring
Damaris Hayman
Miss Lanyard
Desmond John
Mr. Greatly
Jean Marlow
Mrs. Pitmore
Gerry O'Hara
Director
Alf Hicks
Director of Photography
Roy Deverell
Editor
Cyril Randell
Producer
Michael Barnes
Writer
Benjamin Lee
Book
Michael Edmonds
First Assistant Editor
Norman Cohen
Supervising Editor
Kenneth V. Jones
Music
Gordon Gilbert
Assistant Director
Edward Dorian
Production Manager
