The story takes place on the Orbital Sanitation Station 8518 "Regina", and the movie was filmed at Saskatchewan Production Studios, "Regina" SK.
Space Milkshake was made for less than 35 million dollars.
George Takei's character Gary is almost identical in color, shape, size, & stature to the plant-lifeform character he plays in the movie "Aliens Ate My Homework," & it's sequel "Aliens Stole My Body."