THEGREAT80s
My Stepmother is an Alien poster

#70 Box Office Hit of 1988

My Stepmother is an Alien (1988)

"She's gorgeous, and she's never been kissed. Needless to say, she's from another planet."

Overview

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.

Cast

  • Dan Aykroyd

    Steven Mills

    Dan Aykroyd

  • Kim Basinger

    Celeste Martin

    Kim Basinger

  • Jon Lovitz

    Ron Mills

    Jon Lovitz

  • Alyson Hannigan

    Jessie Mills

    Alyson Hannigan

  • Joseph Maher

    Lucas Budlong

    Joseph Maher

  • Seth Green

    Fred Glass

    Seth Green

  • Ann Prentiss

    The Voice of the Bag (voice)

    Ann Prentiss

  • Wesley Mann

    Grady

    Wesley Mann

  • Tony Jay

    Council Chief

    Tony Jay

  • Peter Bromilow

    Second in Command

    Peter Bromilow

  • Cashier

    Nina Henderson

  • Harry Shearer

    Carl Sagan (voice)

    Harry Shearer

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