Dr. Ernst Grood , having already dominated the planet Ergro, now intends to take over the control of the Earth. Unfortunately for him, reporters oppose his sinister designs.
| Actor | Role |
|---|---|
 Judd HoldrenRex Barrow | Rex Barrow |
| VVivian MasonElla Dorn | Ella Dorn |
 Michael FoxDr. Ernst Grood | Dr. Ernst Grood |
 Forrest TaylorProf. Edmund Dorn | Prof. Edmund Dorn |
 Gene RothReckov | Reckov |
| TTed ThorpeTim Johnson | Tim Johnson |
 Karl 'Killer' DavisKarlo | Karlo |
| JJack GeorgeJarva | Jarva |
| FFrederic BerestAlden | Alden |
 John CasonHopper | Hopper |
 Lee RobertsWesley Brenn | Wesley Brenn |
 Nick StuartDarl | Darl |
 Joseph MellLah | Lah |
 Pierre WatkinNed Hilton | Ned Hilton |
 Leonard PennKen Wopler | Ken Wopler |