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Poster for My Stepmother Is an Alien

My Stepmother Is an Alien

Seen it?

1988 | 108 min | Comedy, Science Fiction

Weeknight Watch

Why it’s a Weeknight Watch

With a box office loss and middling reviews (20% on Rotten Tomatoes), it's a mixed bag. Fine if it's on; don't plan your night around it.

Based on critics, audiences, awards, box office and buzz. Details below.

Is it for you?

Who'll love it
Made for anyone who wants a laugh and sci-fi fans. If you loved Sleeper, start here.
The mood
Light and funny.
The pace
Breezy, at 1 hr 48 min.
What might put you off
Rated PG-13. Probably too much for younger kids.

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.

How it earned its rating

  • CriticsBelow par

    20% on Rotten Tomatoes, 47 on Metacritic

  • AudiencesBelow par

    5.8 out of 10

  • AwardsNot counted

    No major awards or nominations

  • Box office & staying powerWeak

    $14 million worldwide on a $20 million budget

  • Buzz & cultural impactSolid

    About 146K people sought it out in the past year

Trailer

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Cast & crew

Directed by Richard Benjamin

  • Dan AykroydSteven Mills
  • Kim BasingerCeleste Martin
  • Jon LovitzRon Mills
  • Alyson HanniganJessie Mills
  • Joseph MaherLucas Budlong
  • Seth GreenFred Glass
  • Ann PrentissBag (voice)
  • Wesley MannGrady
  • Tony JayCouncil Chief
  • Peter BromilowSecond in Command