Movies Like Alien: Romulus (2024) Where an Alien Has Sex

The concept of alien-human or alien-alien sexual encounters has always intrigued filmmakers and audiences alike, often serving as a metaphor for the unknown and the forbidden. Alien: Romulus (2024), directed by Ridley Scott, is a prime example, where the terrifying alien creatures—Xenomorphs—interact with humans in ways that blur the lines between horror and intimacy. If you're fascinated by this blend of science fiction and eroticism, here are some other films that explore similar themes.

1. Species (1995)

Species is one of the most iconic films in this genre. The story revolves around Sil (Natasha Henstridge), a human-alien hybrid created by scientists using extraterrestrial DNA. As she matures, Sil escapes the lab and goes on a deadly spree, seducing and mating with human males in a desperate attempt to reproduce. The film is a perfect blend of sci-fi and horror, with a heavy dose of sexual tension.

2. Under the Skin (2013)

Starring Scarlett Johansson, Under the Skin is an atmospheric and eerie exploration of an alien disguised as a human woman. She prowls the streets of Scotland, luring men into her lair where they meet a strange and disturbing fate. The film uses sexuality as a tool for the alien to achieve her goals, making it a haunting exploration of desire and the predatory nature of both humans and extraterrestrials.

3. The Man Who Fell to Earth (1976)

David Bowie stars in this classic sci-fi film as Thomas Jerome Newton, an alien who comes to Earth in search of water for his dying planet. The film is less explicit than others on this list, but it delves into the alien's sexual encounters with humans, exploring themes of isolation, lust, and the corruption of innocence. The film is more of a cerebral take on the alien-human connection, with Bowie's ethereal presence adding a layer of otherworldliness.

4. Lifeforce (1985)

In Lifeforce, a group of astronauts discovers three humanoid aliens in a comatose state on a spaceship. When they bring them back to Earth, one of the aliens, a female, begins to drain the life force of humans through sexual encounters. The film is a wild mix of horror, sci-fi, and eroticism, with scenes that are both shocking and surreal. The female alien's sexual power is central to the film's narrative, making it a cult favorite in the genre.

5. Splice (2009)

Splice takes the concept of forbidden genetic experimentation to a new level. The film follows two scientists who create a new life form by splicing human and animal DNA. The creature, named Dren, grows rapidly and develops a complex relationship with her creators, including sexual tension and eventually, disturbing sexual encounters. The film explores the ethics of genetic manipulation and the unpredictable consequences of playing god.

6. Xtro (1982)

A British sci-fi horror film, Xtro is a bizarre and unsettling tale of an alien who returns to Earth to reunite with his son. The alien's method of reproduction is gruesome and involves sexually assaulting a human woman, who then gives birth to a fully-grown man. The film is infamous for its shocking and surreal scenes, blending body horror with sexual themes in a way that is both unsettling and unforgettable.

7. Possession (1981)

While not strictly a sci-fi film, Possession involves otherworldly elements that make it worth mentioning. The film follows a woman, played by Isabelle Adjani, who begins an affair with a strange, tentacled creature. The film is a psychological horror with heavy sexual undertones, exploring themes of madness, obsession, and the breakdown of relationships. The alien creature becomes a symbol of the protagonist's inner turmoil, blurring the lines between reality and nightmare.