Credits: Director, Spencer G. Bennett; original screenplay, Basil Dickey, Leighton Brill, Robert Beche.
1. Enemy Passport. © 4Sep42; LP11609.
2. The Shadow of the Swastika. © 11Sep42; LP11610.
3. Nerve Gas. © 18Sep42; LP11611.
4. The Sea Spy Strikes. © 25Sep42; LP11614.
5. Wireless Warning. © 2Oct42; LP11625.
6. Flaming Oil. © 9Oct42; LP11626.
7. Submarine Signal. © 9Oct42; LP11627.
8. The Missing Key. © 23Oct42; LP11651.
9. The Radio Bomb. © 30Oct42; LP11669.