The Spy(1917)
OVERVIEW
An American is sent to Germany to unearth the identities of German agents operating in the U. S. He infiltrates the German secret service in an attempt to abscond with a list of undercover German operatives.
TAGLINE:
Exposing the operations of the German secret police in America- 10,000 war agents of the kaiser at your elbow. DO YOU KNOW YOUR NEIGHBOR?