Attack Alarm is a 1941 thriller novel by the British writer Hammond Innes.

It was inspired by the author's own experience as an anti-aircraft gunner at RAF Kenley during the Battle of Britain.

[1] In fact, according to Adrian Jack, the manuscript "was written on a gun-site after he had joined the Royal Artillery".

[3] In the summer of 1940, as the battle between the British and German air forces continues a former Fleet Street journalist now a gunner serving in an anti-aircraft battery begins to suspect that there may be a plot on the ground even more dangerous to his country than the enemy planes.

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