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MOVIE

My Stepmother Is An Alien

My Stepmother Is An Alien
CAST & DIRECTORBOX OFFICE DATAGLOBAL RELEASESTOP GROSSINGNEWS
1988
 105 minutes (1 hrs 45 mins)

Director and Cast Quickview

Directed by

Richard Benjamin

Starring

Dan Aykroyd · Kim Basinger · Jon Lovitz · Alyson Hannigan · Joseph Maher · Seth Green

Full cast & crew

Release dates

US release date US release: 9th December 1988
Canada release date Canada release: 9th December 1988
United States release date United States release: 9th December 1988

Box Office Quickview

UK box office

  • Debut box office: 28th Apr '89
  • Debut position: 2
  • Highest position: 1
  • Debut gross: £323.3 Thousand
  • Total chart weeks: 10

US box office

  • Box Office debut: 9th Dec '88
  • Debut position: 7
  • Highest position: 7
  • Debut gross: $2.1 Million
  • Total chart weeks: 5

Chart position history

UK box office

28 Apr, 1989
2
5 May, 1989
1
12 May, 1989
6
19 May, 1989
11
26 May, 1989
9
2 Jun, 1989
10
9 Jun, 1989
12
16 Jun, 1989
13
23 Jun, 1989
15
30 Jun, 1989
15

US box office

9 Dec, 1988
7
16 Dec, 1988
9
23 Dec, 1988
11
30 Dec, 1988
11
6 Jan, 1989
12

Global box office

Certificates

US
PG-13

13

M/12

M

Tous publics

PG

Total grosses

UK total gross
United Kingdom Flag  £1.1 Million
US total gross
United States Flag  $10.1 Million
Global total gross
Global Flag  $0

25thframe.co.uk stats

Total views:
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First viewed:
14th Jan 2026
Last viewed:
12th Mar 2026
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News from around the web
Blu-ray Review: My Stepmother Is An Alien  Inside Pulse Thu, 9th December 2021

The 1980s Sci-Fi Dark Comedy Being Pushed Into Obscurity  giantfreakinrobot.com Wed, 17th July 2024

Blu-ray Review – My Stepmother Is An Alien (1988)  Flickering Myth Tue, 14th December 2021

Enjoy sci-fi fish-out-of-water comedy “My Stepmother Is an Alien” once more thanks to an Arrow Video 2K restoration.  Elements of Madness Mon, 3rd January 2022

My Stepmother Is an Alien movie review review:  Roger Ebert Tue, 31st October 2017

Whatever Happened To Alyson Hannigan?  Nicki Swift Wed, 24th September 2025