| SOURCE | DESTINATION | VIA |
|---|---|---|
| 1. [520] RADAR SECRET SERVICE | -> [106] THE CRAWLING HAND | Tristram Coffin as Michael / Security Chief Meidel |
| 2. [106] THE CRAWLING HAND | -> [420] THE HUMAN DUPLICATORS | Richard Arlen as Lee Barrenger / National Intelligence |
| SOURCE | DESTINATION | VIA |
| 1. [520] RADAR SECRET SERVICE | -> [208] LOST CONTINENT | Sid Melton as Pill Box / Sgt. Willie Tatlow |
| 2. [208] LOST CONTINENT | -> [420] THE HUMAN DUPLICATORS | Hugh Beaumont as Robert Phillips / Austin Welles |