
A secretary sends a coded plea for help in her monthly report; two detectives investigate and find out that men are jailed on phony charges, forced to work in oil fields and then murdered if they try to escape.
| Release Date | October 31, 1940 | |
|---|---|---|
| Status | Released | |
| Original Title | The Devil's Pipeline | |
| Runtime | 1h 5min | |
| Budget | — | |
| Revenue | — | |
| Language | English | |
| Original Language | English | |
| Production Countries | United States of America | |
| Production Companies | Universal Pictures | |