According to star Cameron Mitchell, the entire film was shot in 5 days.
In the scene where the reporter and one of the professors go back to check for damage. The round red object he opens up is a complete (minus 2 machine guns) belly ball turret for a B-17 bomber from World War II. It is minus it's revolving and raising and lowering mechanisms.
The interior of the spaceship is the same one used for Rocketship X-M.
The name of Marguerite Chapman's character is derived from the Queen of Mars from the classic Soviet silent film Aelita: Queen of Mars.
The suits that the Martians wear were leftovers from Destination Moon.