It! The Terror from Beyond Space (1958)
The prairie jackalopes of Epona, a frontier planet in the star system Kitalpha, are cute and very tame, but make the most aggressive-sounding, bellowing growls and threatening howls. Pity the crew of the space station Terra Epsilon don't know that, as they flee from the creature scuttling around the station's air ducts, certain they're being hunted by a terrifying star beast. Nebuleena, not welcome in the Terran system since almost starting a war with the Amazons of Bellatrix, takes the opportunity to steal back her guitar, then retrieves her jackalope companion to return it home. Back aboard the Silver Swift , she sits at the console and pets the jackalope, which lets out an ear-splitting howl of contentment. Nebuleena puts on some earphones and activates the stardrive. In folded space, time and space mingle, and a journey of light years can be achieved in hours. There are signals here, too, leaked into space centuries ago and frozen in time; echoes of an Earth long lost ...