Sound an Alarm
We checked 8 streaming services in India on 08 Jun 2026 at 08:52 IST
About
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.
Cast
John Welsh
as Sector Controller
Tony Thawnton
as Chief Meteorological Officer
Edward Underdown
as Duty Controller
Valerie Van Ost
as Nurse
Michael Smee
as Post Chief Observer
Larry Martyn
as Post Observer
Guy Standeven
as Post Observer
Ian Patterson
as Doctor
Richard Butler
as ROC Sector Officer
John Graham
as Chief Scientist
Brian Forster
as Chief Warning Officer
Michael McStay
as French Liaison Officer
Jill Cary
as Post Observer
Where does Sound an Alarm rank today?
Sound an Alarm is #10000 on the CineFlixo Daily Streaming Charts today.
- Highest: #10000
- Top 10: 0 days
- Top 100: 0 days
Watch Sound an Alarm Online Free in HD
Stream Sound an Alarm online free in HD on CineFlixo. A talked-about documentary movie originally produced in Inglés and released in 1971, it's earned a solid 0.0/10 from 0 viewers worldwide.
About Sound an Alarm
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. Running 21 minutes.
Sound an Alarm Cast and Characters
The cast features John Welsh (as Sector Controller), Tony Thawnton (as Chief Meteorological Officer), Edward Underdown (as Duty Controller), Valerie Van Ost (as Nurse), and Michael Smee (as Post Chief Observer). Their performances are a major reason Sound an Alarm has built such a passionate audience.
Where to Watch Sound an Alarm Online
On CineFlixo you can watch Sound an Alarm free — no account, no credit card, no ads in the middle of the show. We stream the full film in 720p / 1080p HD, with subtitles when available, on any device: phone, tablet, laptop, or smart TV browser.
▶ Watch Sound an Alarm NowWhy People Are Watching Sound an Alarm
Sound an Alarm flies under the radar but it deserves your attention. What makes it work is a tone and style that's hard to find elsewhere. If you enjoy Inglés storytelling that doesn't follow the same tired beats, this is the kind of film you'll end up recommending to friends.
Frequently Asked Questions about Sound an Alarm
Where can I watch Sound an Alarm online for free?
You can watch Sound an Alarm online free on CineFlixo. Just open the page and hit play — no signup, no subscription, full HD streaming on phone, tablet, or desktop.
How long is Sound an Alarm?
Sound an Alarm runs for 21 minutes (about 0.4 hour).
Is Sound an Alarm good? What's the rating?
Sound an Alarm holds a 0.0/10 rating based on 0 reviews — a niche pick worth checking out.
Who is in the cast of Sound an Alarm?
The main cast includes John Welsh, Tony Thawnton, Edward Underdown, and Valerie Van Ost, plus a strong supporting ensemble.
Is Sound an Alarm available in Inglés?
Yes — Sound an Alarm was originally produced in Inglés and that's the version you'll stream here on CineFlixo. English subtitles are provided when available.
When was Sound an Alarm released?
Sound an Alarm was released in 1971.
Do I need an account to watch Sound an Alarm on CineFlixo?
No. CineFlixo is free and you can watch Sound an Alarm without creating an account. Sign-up is optional — only useful if you want a personal Watchlist or to comment on episodes.
Similar Movies You Might Like
If you enjoyed Sound an Alarm, check out The Atomic Cafe, After the Big One: Nuclear War on the Prairies, Alert Today - Alive Tomorrow, Nuclear Rescue 911: Broken Arrows & Incidents, and Atomic: History Of The A-Bomb.
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Frequently Asked Questions
Common questions about Sound an Alarm
Where can I watch Sound an Alarm for free?
You can watch Sound an Alarm (1971) online for free on CineFlixo. Just click "Watch Free" on this page to start streaming instantly — no account, subscription, or downloads required.
What is Sound an Alarm about?
Sound an Alarm is a Documentary English-language film. 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.
When was Sound an Alarm released?
Sound an Alarm was released on January 1, 1971. It has a runtime of 21m. The film was produced by Interfilm (London).
Who stars in Sound an Alarm?
Sound an Alarm stars John Welsh, Tony Thawnton, Edward Underdown and Valerie Van Ost. The full cast list is available in the Cast section above.
Is Sound an Alarm available in HD?
Yes, Sound an Alarm is available to stream in high definition (HD) on CineFlixo. Our players automatically deliver the best quality your connection supports — no extra setup needed.