Armada Books issued 5 paperback book based on . All priced 2/6.

All by John Theydon - a pen name of John W Jennison - apart from C162, which was based on the feature film & credited to Gerry & Sylvia Anderson.

They were:

Number C141 Copyright © 1966 A. P. FILMS LTD. 1st printed 1966. 126 pages.

Number C144 Calling Copyright © 1966 A. P. FILMS LTD. 1st printed 1966. 125 pages.

Number C161 Ring Of Fire Copyright © 1966 Century 21 FILMS LTD. 1st printed 1966. 125 pages.

Number C162 Are Go Copyright © 1966 A. P. FILMS LTD. 1st printed 1966.

Number C163 Lady Penelope: The Albanian Affair Copyright © Century 21 Productions. 1st printed 1967. 128 pages.