MOVIE
Sound an Alarm
Documentary
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.
Top cast
John WelshSector Controller- Tony ThawntonChief Meteorological Officer
Edward UnderdownDuty Controller
Valerie Van OstNurse- Michael SmeePost Chief Observer
Larry MartynPost Observer
Guy StandevenPost Observer- Ian PattersonDoctor
- Richard ButlerROC Sector Officer
- John GrahamChief Scientist
- Brian ForsterChief Warning Officer
- Michael McStayFrench Liaison Officer
Below are the streaming services currently carrying the movie “Sound an Alarm” in the United States, along with how each offers it (subscription, buy, or rent) and a direct link. Licensing differs by market, so availability in the United States can differ from other countries.
Where to watch Sound an Alarm in United States
Netflix
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OSN+
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Amazon Prime Video
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Shahid
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Watch It
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TOD
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Disney+
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Apple TV+
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Not currently available on the supported providers in United States.
Availability can change as licenses rotate — confirm on the provider’s page before subscribing. Last checked: 28 Sept 2026.