Avengers Logo 'The Nutshell'
by Philip Chambers
Avengers Cast

A thief breaks into a top-secret facility known as the Nutshell, a thermonuclear Underground Target Zone Shelter, and steals BIG BEN (Bilateral Infiltration of Great Britain, Europe and North America), a secret microfilm containing information on all the British and American agents working undercover on the other side. Steed and Mrs. Gale are called in to uncover a traitor, but as the investigation proceeds, it becomes apparent that Steed was involved in the break-in, and he is arrested for treason…

Patrick Macnee (John Steed), Honor Blackman (Cathy Gale), Charles Tingwell (Venner), John Cater (Disco), Patricia Haines (Laura), Christine Shaw (Susan), Edina Ronay (Elin), Ian Clark (Anderson), Ray Browne (Alex), Jan Conrad (Jason), Edwin Brown (Military Policeman)

Directed by Raymond Menmuir
Produced by John Bryce

TX:
UK: 19th October, 1963

Notes:
*Featuring John Steed and Mrs. Cathy Gale