This curated list of sci-fi films focuses on the unique dynamic of stepfathers in fantastical settings. These movies not only entertain with their imaginative plots but also delve into the complexities of family relationships, making them a fascinating watch for those interested in both science fiction and familial bonds.

The Stepfather (1987)
Description: While not strictly sci-fi, this thriller about a man who assumes the identity of a stepfather to infiltrate families has a surreal, almost otherworldly quality to his transformations and manipulations.
Fact: The film was remade in 2009 with Dylan Walsh in the lead role. The original film was inspired by the true story of John List, who murdered his family and assumed a new identity.


The Astronaut's Wife (1999)
Description: This film explores the life of an astronaut's wife as she deals with her husband's transformation after a space mission, hinting at an alien influence, making him an almost "stepfather" to his own children.
Fact: Johnny Depp was initially considered for the role of the astronaut. The film's ending was changed from the original script to be more ambiguous.


The Thirteenth Floor (1999)
Description: This film explores virtual reality, where characters navigate between realities, with a stepfather figure emerging in one of the simulated worlds.
Fact: The film was inspired by the novel "Simulacron-3" by Daniel F. Galouye. It was released around the same time as "The Matrix," leading to comparisons between the two.


The One (2001)
Description: A multiverse thriller where a man hunts down his alternate selves, including one who has a family, creating a stepfather dynamic in an alternate reality.
Fact: Jet Li performed all his own stunts in the film. The movie was originally conceived as a vehicle for Brandon Lee.


The Butterfly Effect (2004)
Description: A young man discovers he can travel back in time to alter his past, affecting his relationship with his stepfather and the family dynamics.
Fact: The film had several alternate endings, with the theatrical release being the most popular. Ashton Kutcher was cast after his performance in "That '70s Show."


The Stepford Wives (2004)
Description: This remake of the 1975 film involves a community where men replace their wives with robotic versions, exploring themes of identity and control, with stepfathers at the core of the plot.
Fact: The film was originally intended to be a direct-to-video release but was upgraded to a theatrical release. Nicole Kidman replaced Sarah Jessica Parker in the lead role.


The Forgotten (2004)
Description: A mother's quest to find her lost child leads her to uncover a government conspiracy involving alien abductions, with her husband's memory of their son being erased, making him a stepfather figure in a sense.
Fact: The film was originally titled "The Memory Thief." The ending was reshot to provide a more hopeful conclusion.


The Day the Earth Stood Still (2008)
Description: A remake of the 1951 classic, where an alien arrives on Earth with a message for humanity, becoming a stepfather figure to a young boy, exploring themes of peace and destruction.
Fact: Keanu Reeves replaced Will Smith in the lead role. The film's ending was changed to be more hopeful than the original.


The Adjustment Bureau (2011)
Description: A man discovers that his life is being controlled by a mysterious organization, which includes a stepfather-like figure who guides him through his predetermined path.
Fact: The film is based on a short story by Philip K. Dick. Emily Blunt was cast after the director saw her in "The Young Victoria."


The Host (2013)
Description: In this adaptation of Stephenie Meyer's novel, an alien species invades Earth by taking over human bodies, including that of a stepfather, creating a unique family dynamic.
Fact: Saoirse Ronan was cast as the lead after impressing the director with her performance in "Atonement." The film was not well-received critically but has a cult following.
