An ignorant and prejudiced American’s visit of Soviet Russia goes off the rails after his luggage is stolen and he is separated from his bodyguard.
In a capitalist country, workers are heavily repressed but manage to get a "death ray" to fight back. (A part of the movie is lost.)
After a man kills two members of his Yukon gold prospecting team, the other two surviving members struggle to keep him subdued for the next several months until they can turn him over to the law.