My Stepmother Is an Alien

★5.4 1988 1h 48m Comedy, Sci-Fi

A creature from another planet tries to seduce a shy Earth physicist to gain control over his researches. The result of this important mission much exceeded her expectations.

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Actors

Dan Aykroyd Dan Aykroyd Steven Mills
Kim Basinger Kim Basinger Celeste Martin
Jon Lovitz Jon Lovitz Ron Mills
Alyson Hannigan Alyson Hannigan Jessie Mills
Joseph Maher Joseph Maher Lucas Budlong
Seth Green Seth Green Fred Glass
Ann Prentiss Ann Prentiss Bag (voice)
Wesley Mann Wesley Mann Grady
Tony Jay Tony Jay Council Chief
Peter Bromilow Peter Bromilow Second in Command
NH Nina Henderson Cashier
Harry Shearer Harry Shearer Carl Sagan (voice)