The Avengers
The Deadly Air
Series 1 Episode 24
December 16, 1961 TV-Y7
An experimental vaccine is stolen, and the subsequent test proves deadly. Steed and Keel, suspecting that the human 'guinea pig' did not die directly from the vaccine, volunteer to be the next subjects.
Directed By
John KnightWritten By
Lester PowellWatch on these services
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Cast of The Deadly Air