The Secret War (1977): S01E01 – The Battle of the Beams


The Secret War was a seven-part television series that was produced by the BBC in conjunction with the Imperial War Museum (IWM) that documented secret technical developments during the Second World War.


This episode documented how British intelligence became aware of various Luftwaffe navigation beams, such as Knickebein, X Gerät and Y Gerät and the countermeasures developed to combat them in what became known as the Battle of the Beams. It is largely based on the book Most Secret War, which was written by Jones, who appears in the series. The episode contains rare footage of The Blitz including the Coventry Blitz. Interviewees include Albert Speer, Sir Robert Cockburn and Air vice-marshal Edward Addison.

The Secret War Series

You can find a full index and overview of The Secret War here.

Production & Filming Details

  • Release Date: 05 January 1977.
  • Rating: Unknown.
  • Running Time: 60 minutes (per episode).
  • Country: UK.
  • Language: English.

Leave a Reply

Fill in your details below or click an icon to log in: Logo

You are commenting using your account. Log Out /  Change )

Twitter picture

You are commenting using your Twitter account. Log Out /  Change )

Facebook photo

You are commenting using your Facebook account. Log Out /  Change )

Connecting to %s

This site uses Akismet to reduce spam. Learn how your comment data is processed.