A criminologist and a government agent team up to expose a ring of German spies.
King Baggot
Harrison Grant
Marguerite Snow
Dixie Mason
William Bailey
Heinrich von Lertz
Bertram Marburgh
Count Johann von Bernstorff
Paul Everton
Captain Franz von Papen
Wellington A. Playter
Franz von Rintelen
Florence Short
Madame Augusta Stephan
John P. Wade
Captain Karl Boy-Ed
Fred C. Jones
Louise Hotaling
Leopold Wharton
Director
William S. Flynn
Writer
George Lessey
Courtney Ryley Cooper
Scenario Writer
Theodore Wharton
