Detective Ellery Queen aids Free Dutch agents battle Nazi spies over a prize of industrial diamonds.
William Gargan
Margaret Lindsay
Charley Grapewin
Gale Sondergaard
Gilbert Roland
Score: 5.2
Score: 5.7
Score: 5.7
Score: 5.8
Score: 5.5
Score: 5.3
Score: 5.4
Score: 5.0
