A British WWII propaganda short warning citizens that Nazi sympathizers could be listening to their everyday conversations to discover important information about the war effort.
| Release Date | October 5, 1942 | |
|---|---|---|
| Status | Released | |
| Original Title | Musical Poster #1 | |
| Runtime | 3min | |
| Budget | — | |
| Revenue | — | |
| Language | English | |
| Original Language | English | |
| Production Countries | United Kingdom | |
| Production Companies | ||