Alien 5 may refer to the following films or film projects:
Alien primarily refers to:

Alien Resurrection is a 1997 American science fiction horror film, directed by Jean-Pierre Jeunet, written by Joss Whedon, and starring Sigourney Weaver and Winona Ryder. It is the fourth installment of the Alien franchise, and was filmed at the 20th Century Fox studios in Los Angeles, California.

Alien 3 (stylized as ALIEN3) is a 1992 American science fiction horror film directed by David Fincher and written by David Giler, Walter Hill, and Larry Ferguson, from a story by Vincent Ward. Starring Sigourney Weaver reprising her role as Ellen Ripley, it is the third installment of the Alien franchise.

Aliens is a 1986 science fiction action film written and directed by James Cameron. It is the sequel to the 1979 science fiction horror film Alien, and the second film in the Alien franchise. Set in the far future, it stars Sigourney Weaver as Ellen Ripley, the sole survivor of an alien attack on her ship. When communications are lost with a human colony on the moon where her crew first encountered the alien creatures, Ripley agrees to return to the site with a unit of Colonial Marines to investigate. Michael Biehn, Paul Reiser, Lance Henriksen, and Carrie Henn are featured in supporting roles.
Bradford Claude Dourif is an American semi-retired actor. He is best known for voicing Chucky in the Child's Play franchise (1988–present), portraying Gríma Wormtongue in The Lord of the Rings film series and his Oscar nominated role as Billy Bibbit in One Flew Over the Cuckoo's Nest (1975).
Alien vs. Predator is a science fiction action-horror media franchise created by comic book writers Randy Stradley and Chris Warner. The series is a crossover between, and part of, the larger Alien and Predator franchises, depicting the two species — Xenomorph (Alien) and Yautja (Predator) — as being in conflict with one another.

Alien vs. Predator is a 2004 science fiction action horror film written and directed by Paul W. S. Anderson, and starring Sanaa Lathan, Raoul Bova, Lance Henriksen, Ewen Bremner, Colin Salmon, and Tommy Flanagan. It is the first film installment of the Alien vs. Predator franchise, the fifth film in the Alien franchise and third film of the Predator franchise, adapting a crossover bringing together the eponymous creatures of the Alien and Predator series, a concept which originated in a 1989 comic book written by Randy Stradley and Chris Warner. Anderson wrote the story, with the creators of the Alien franchise, Dan O'Bannon and Ronald Shusett receiving additional story credit due to the incorporation of elements from the Alien series, and Anderson and Shane Salerno adapted the story into a screenplay. Their writing was influenced by Aztec mythology, the comic book series, and the writings of Erich von Däniken. In the film, scientists are caught in the crossfire of an ancient battle between Aliens and Predators as they attempt to escape a bygone pyramid.
Prometheus is a figure in Greek mythology.
Neill Blomkamp is a South African and Canadian film director and screenwriter. He is known as the co-writer and director of the science fiction action film District 9 (2009), for which he was nominated for the Academy Award for Best Adapted Screenplay, and the director of the dystopian science fiction action film Elysium (2013), which garnered moderately positive reviews. He also directed the science fiction action film Chappie (2015) and the sports drama film Gran Turismo (2023).

Aliens vs. Predator: Requiem is a 2007 American science fiction action film starring Steven Pasquale, Reiko Aylesworth, John Ortiz, Johnny Lewis and Ariel Gade. The directorial debut of The Brothers Strause, the film was written by Shane Salerno and is a direct sequel to Alien vs. Predator (2004) as well as the second and latest installment in the Alien vs. Predator franchise, the sixth film in the Alien franchise and the fourth film in the Predator franchise, continuing the crossover between the Alien and Predator franchises.
Alien is a science fiction horror and action media franchise centered on the original film series which depicts warrant officer Ellen Ripley and her battles with an extraterrestrial lifeform, commonly referred to as the Alien ("Xenomorph"), and the prequel series following the exploits of the David 8 android and the aliens referred to as the "Engineers".

Aliens vs. Predator: Requiem is a 2007 action game exclusive to the PlayStation Portable, developed by Rebellion Developments and published by Vivendi Games. It was released in November 2007 in North America and Europe, and December 2007 in Australia. It is part of the Alien vs. Predator franchise, an amalgamation of the Alien and Predator franchises. Aliens vs. Predator: Requiem is a tie-in to the film of the same title, which was released shortly after the game.
Predator is an American science fiction action horror anthology media franchise centered on the film series depicting humankind's encounters with an intelligent race of extraterrestrial trophy-seeking hunters known as the "Yautja". Produced and distributed by 20th Century Studios, the series began with Predator (1987), directed by John McTiernan, and was followed by three sequels, Predator 2 (1990), Predators (2010), The Predator (2018), and one prequel, Prey (2022). The series has led to numerous novels, comics, and video game spin-offs such as Predator: Concrete Jungle (2005) and Predator: Hunting Grounds (2020). The Alien vs. Predator franchise combines the continuities and universe of the Alien franchise with the Predator franchise and consists of two films as well as varying series of comics, books, and video games. Unlike the Alien franchise, which features a continuous story arc, the Predator films are more non-linear, instead focusing on individual encounters with the Predators spread across multiple timeframes.

Alien is a 1979 science fiction horror film directed by Ridley Scott and written by Dan O'Bannon. Based on a story by O'Bannon and Ronald Shusett, it follows the crew of the commercial space tug Nostromo, who, after coming across a mysterious derelict spaceship on an uncharted planetoid, find themselves up against a deadly and aggressive extraterrestrial loose within their vessel. The film stars Tom Skerritt, Sigourney Weaver, Veronica Cartwright, Harry Dean Stanton, John Hurt, Ian Holm, and Yaphet Kotto. It was produced by Gordon Carroll, David Giler, and Walter Hill through their company Brandywine Productions and was distributed by 20th Century-Fox. Giler and Hill revised and made additions to the script; Shusett was the executive producer. The Alien and its accompanying artifacts were designed by the Swiss artist H. R. Giger, while concept artists Ron Cobb and Chris Foss designed the more human settings.

Predators is a 2010 American science fiction action film directed by Nimród Antal, serving as the third film in the main series of the Predator franchise and its fifth film overall. The film follows an ensemble cast starring Adrien Brody, Topher Grace, Alice Braga, Walton Goggins, and Laurence Fishburne, and follows a group of proficient killers who have been abducted and placed on a planet that acts as a game preserve for two warring tribes of extraterrestrial predators, leading them to try and survive and look for a way back to Earth.

Lego Toy Story is a Lego theme based on the Disney·Pixar's Toy Story film franchise. The first four sets were released on December 30, 2009, with an additional two sets being released on January 4, 2010. In May 2010, five Lego and four Duplo sets were released under the Toy Story 3 sub-theme. The original theme was discontinued in 2011. For the release of Toy Story 4 there was one Duplo set based on the third film and 6 Lego sets based on the fourth film. These sets were released in March and in April 2019 this time under the Juniors line. The minifigures in the sets were also now redesigned. The revival theme was discontinued in 2021.

Ben 10 is an American media franchise conceived by Man of Action, produced by Cartoon Network Studios, and owned by Warner Bros. Entertainment. The franchise revolves around a young boy named Ben Tennyson, who discovers the Omnitrix — a high-tech, extraterrestrial device shaped like a wristwatch. This remarkable gadget contains the DNA of various alien species, allowing Ben to transform into them at will. Initially, the Omnitrix features ten alien transformations, but over time, Ben gains the ability to unlock additional species.
The following is the complete filmography of Mexican filmmaker and author Guillermo del Toro.

Alien: Covenant is a 2017 science fiction horror film directed and produced by Ridley Scott, and written by John Logan and Dante Harper from a story by Michael Green and Jack Paglen. A joint American and British production, it is part of the Alien franchise, serving as a sequel to Prometheus (2012). It features returning star Michael Fassbender, with Katherine Waterston, Billy Crudup, Danny McBride, and Demián Bichir in supporting roles. It follows the crew of a colony ship that lands on an uncharted planet and makes a terrifying discovery.
The following is a list of unproduced Ridley Scott projects in roughly chronological order. During his long career, English film director Ridley Scott has worked on a number of projects that never progressed beyond the pre-production stage under his direction. Some of these projects fell into development hell or were officially canceled.