Detective Ellery Queen aids the Free Dutch agents as they battle Nazi spies. The prize is a load of industrial diamonds!
From a 16mm film transfer
Directed by James P. Hogan
William Gargan ... Ellery Queen
Margaret Lindsay ... Nikki Porter
Charley Grapewin ... Insp. Richard Queen
Gale Sondergaard ... Mrs. Van Dorn
Gilbert Roland ... Paul Gillette
Sig Ruman ... Heinrich, spy leader
1942 B&W 64 min
