My Stepmother Is an Alien
She's gorgeous, and she's never been kissed. Needless to say, she's from another planet.
1988 1 hour 48 minutesShe's gorgeous, and she's never been kissed. Needless to say, she's from another planet.
1988 1 hour 48 minutes
Trying to rescue her home planet from destruction, a gorgeous extraterrestrial named Celeste arrives on Earth and begins her scientific research. She woos quirky scientist Dr. Steve Mills, a widower with a young daughter. Before long, Celeste finds herself in love with Steve and her new life on Earth, where she experiences true intimacy for the first time. But when she loses sight of her mission, she begins to question where she belongs.
9th December 1988
37 years ago
1 hour 48 minutes
Finishes at 2:26pm
$20,000,000 ($45,142,000 today)
Revenue $13,854,000
4 nominations total
5.4/10
20%
47%
58%
45%
Powered by
E.T. the Extra-Terrestrial
Dark Star
Family Guy Presents: Blue Harvest
Absolutely Anything
Sleeper
The Fourth Kind
Knowing
Young Frankenstein
Mars Attacks!
Moonfall
Movie data last updated 1 month ago on 11th June 2026 at 2:40am (BST). Ratings last updated 2 weeks ago on 1st July 2026 at 6:36am (BST). All film data including images and actor information is provided by the TMDb API, but is not endorsed or certified by TMDb. Film ratings provided by OMDb. IMDb, IMDb.COM, and the IMDb logo are trademarks of IMDb.com, Inc. or its affiliates. All product names, logos, trademarks and brands are property of their respective owners. All company, product and service names used in this website are for identification purposes only. Use of these names, logos, and brands does not imply endorsement.
3,061 films
Updated 5 days ago