Mon avis
Distribution
- John CarradineCosmic Man
- Bruce BennettDr. Karl Sorenson
- Angela GreeneKathy Grant
- Paul LangtonCol. Matthews
- Scotty MorrowKen Grant
- Lyn OsbornSgt. Gray
- Walter MaslowDr. "Rich" Richie
- Herbert LyttonGen. Knowland
- Ken ClaytonMaster Sergeant
- Harry FleerBill, the Park Ranger
- John ErmanRadar Operator
- Dwight BrooksMajor
