Nancy Archer
Harry Archer
Hamilton Cobb
Dr. Theodora Cushing
Louise 'Honey' Parker (as Christi Conaway)
Dr. Victor Loeb
Sheriff Denby
Deputy Charlotte 'Charlie' Spooner
Mr. Ingersol
Alien Woman #2
Second Man
Reporter
Eddie - Prospector
Co-Pilot #1
Tony
Pilot #1
Teen Girl
Nice-Looking Man
Mayor Thayer
Nurse
Co-Pilot #2
Alien Woman #1
Teen Boy
Pilot #2
Donna
Teen Boy (uncredited)