Two American-army officers are working on a new type of machine-gun for anti-aircraft warfare, when one of them is murdered. The other vows to get the spies that are after the invention and avenge his friend's death.
| Release Date | January 8, 1938 | |
|---|---|---|
| Status | Released | |
| Original Title | The Spy Ring | |
| Runtime | 1h 1min | |
| Budget | — | |
| Revenue | — | |
| Language | English | |
| Original Language | English | |
| Production Countries | United States of America | |
| Production Companies | Universal Pictures | |