Step by Step (1946)

Synopsis
In this espionage drama, a WW II veteran teams up with a government secretary and begins hunting a gang of Nazi agents who are seeking the secret documents carried by the G-man they killed. The two heroes are hindered on their hunt by fellow government agents who believe the two are responsible for the FBI agent's death. Mayhem ensues until the two prove their innocence, capture the culprits, and save the US from fascism. ~ Sandra Brennan, All Movie Guide