
An instructional film released by the UK Warning and Monitoring Organization which depicts its operations in the lead-up to and aftermath of a hypothetical nuclear attack on the United Kingdom.
| Release Date | January 1, 1971 | |
|---|---|---|
| Status | Released | |
| Original Title | Sound an Alarm | |
| Runtime | 21min | |
| Budget | — | |
| Revenue | — | |
| Language | — | |
| Original Language | English | |
| Production Countries | — | |
| Production Companies | Interfilm (London)Central Office of Information for Home Office | |