Summary: An American Treasury agent teams up with a Scotland Yard inspector to track down a group of thieves that are creating artificial diamonds out of sugar. (imdb)

AKA: The Diamond Wizard

Genres: Drama, Sci-fi, Crime

Country: UK

Directed By: Dennis O'Keefe, Montgomery Tully

Written By: Dennis O'Keefe, John C. Higgins

Starring: Francis De Wolff, Margaret Sheridan, Michael Balfour, Dennis O'Keefe, Eric Berry, Alan Wheatley, Philip Friend, Gudrun Ure, Paul Hardtmuth, Cyril Chamberlain, Seymour Green

More information at the Internet Movie Database