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My Stepmother is an Alien

09 Dec 1988
108 min
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Synopsis

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.

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Kim Basinger

Celeste Martin

Alyson Hannigan

Jessie Mills

Jon Lovitz

Ron Mills

Seth Green

Fred Glass

Dan Aykroyd

Steven Mills

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Tony Jay

Council Chief

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Harry Shearer

Carl Sagan (voice)

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Joseph Maher

Lucas Budlong

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