In 1953, aliens invaded Earth, but were stopped when they fell to the planet's bacteria - except one. Now this rebellious rogue alien uses Blackwood's meeting with the United Nations to help his own plan for global domination.
| Name | Type | Role | |
|---|---|---|---|
| Patrick Barry | Writer | ||
| Herbert Wright | Writer | ||
| James Purcell | Guest Star | ||
| Jim Yip | Guest Star | ||
| Michael Rudder | Guest Star | ||
| Ilse von Glatz | Guest Star | ||
| David Calderisi | Guest Star | ||
| John Colicos | Guest Star | ||
| George McCowan | Director |