"Story of how two youngsters round up crooks planning to blow up the British fleet off Gibraltar."
George Cole
as Gobo
Nati Banda
as Pilar Ellis
Roy Savage
as Jimmy Sutton
Patrick Boxill
as Mr Palmer
Peter Copley
as His Excellency
William Patrick
as Lt. Com. Collier
John Ocello
as Matty
Bill Shine
as Crony
Evelyn Roberts
as Rear Admiral McCormack
Harold Siddons
as Navy Intelligence Officer
John Welsh
as Army Intelligence Officer
Julian Somers
as RAF Intelligence Officer
Luis Ellul
as Orange Boy
Carla Challoner
as Little Girl
Marcus Simpson
as Petty Officer Ellis
Wilfred Walter
as Rear Admiral Vinson
Frank North
Director of Photography
James Allen
Camera Operator
Maurice Askew
Sound
Audrey Salter
Continuity
Harry Richmond
Makeup Artist
Jack Stephens
Art Direction
Laurie Hardie-Brown
Assistant Director
Guy Fergusson
Production Manager
Arthur Stevens
Editor
Mary Russell-Wood
Assistant Editor
Frank Wells
Idea
Donald Carter
Gilbert Hackforth-Jones
Original Story
Margaret Hackforth-Jones
Jack Beaver
Original Music Composer
Conductor
Producer
James Hill
Writer
Director
