1. I Spy (1965) by John Tiger (Walter Wager)
Message from Moscow (1966) by Brandon Keith
2. Masterstroke (1966) by John Tiger (Walter Wager)
Countertrap (1967) by John Tiger (Walter Wager)
3. Superkill (1967) by John Tiger (Walter Wager)
Wipeout (1967) by John Tiger (Walter Wager)
Death-Twist (1968) by John Tiger (Walter Wager)