 Outer space is shown as brightly lit, and the characters are shown walking on the Moon, in normal Earth gravity and in daylight, without pressure suits.The laboratory building is actually a Republic Pictures office building with a prop "Cody Laboratories" sign added to its exterior.Two different aerodynamic helmets were used with the Commando Cody rocket backpack, with the lighter weight version being used only in the stunt sequences; the single-hinged visors of both helmets were always getting stuck open or closed.