Jonathan Haze wrote the script for this film under the title "Monsters From Nicholson Mesa." This title was a friendly jab at American International co-founder James H. Nicholson.
This was originally intended to be a vehicle to team Jonathan Haze (who also wrote the script) with Dick Miller.
Bruno VeSota:
Bad-guy car passenger that gets knocked out during Philbrick's "Commander Connors" vision.