The 39 Steps (1959) is a Thriller, Mystery film that follows in London, a diplomat accidentally becomes involved in the death of a British agent who's after a spy ring that covets British military secrets. Currently, you can watch The 39 Steps on Amazon Prime Video, Amazon Prime Video with Ads, Shout! Factory Amazon Channel. Streaming availability may vary by country and platform over time. It has a user rating of 6.2 out of 10 from 35 votes. Fans of thriller movies may also want to explore similar titles below.