A very young Harry Shearer appears as one of the boys seen near the beginning.

Miss Sweden of 1950, Anita Ekberg, makes an early career appearance as one of the guards on the planet Venus.

Most foreign posters publicized the fact that the protagonists actually set foot on Venus, not on Mars.

Shortly after the film's release, Abbott and Costello appeared on The Colgate Comedy Hour and did a sketch in which they attended the film's premiere.

The title is really a misnomer since the rocket ship actually travels to the planet Venus.

The Venusian women were played by contestants in the Miss Universe competition.