Stag dos are traditionally times of celebration, but what happens when the fun turns into a nightmare? This curated list of 10 thrilling films explores the darker side of these pre-wedding parties, where the stakes are high and the suspense is palpable. From psychological twists to action-packed escapades, these movies offer a unique blend of entertainment and tension, making them perfect for fans of thrillers and anyone looking for an adrenaline rush.

Very Bad Things (1998)
Description: A stag do in Las Vegas turns deadly when a stripper is accidentally killed, leading to a series of increasingly desperate cover-ups.
Fact: The film was controversial for its dark humor and graphic content, leading to mixed reviews but a cult following.


The Best Man (1999)
Description: While not a traditional stag do, this film involves a wedding weekend where secrets come to light, leading to tension and drama among friends.
Fact: The film was adapted into a stage play and later a television series, showcasing its enduring popularity.


The Hangover (2009)
Description: This film kicks off our list with a wild stag do in Las Vegas that goes horribly wrong, leading to a frantic search for the groom with no memory of the night before.
Fact: The film was originally titled "What Happens in Vegas" but was changed to avoid confusion with another film. It also spawned two sequels.


The Hangover Part II (2011)
Description: The sequel to the original, this film takes the chaos to Bangkok, where the group once again wakes up with no memory of the previous night's events.
Fact: The film was shot in Thailand, and the crew faced numerous challenges, including a monkey that was difficult to work with.


Stag Night (2008)
Description: A stag night in New York City turns into a survival horror when the group stumbles into a secret underground subway system and encounters a group of killers.
Fact: The film was originally titled "Stag Night of the Dead" but was changed to avoid confusion with zombie films.


The Stag (2013)
Description: An Irish stag do in the wilderness goes awry when the groom's brother-in-law plans a survivalist adventure, leading to unexpected dangers.
Fact: The film was also known as "The Bachelor Weekend" in some regions, and it was inspired by real-life stag do stories.


The Wedding Party (2005)
Description: A stag do in Scotland takes a dark turn when the groom-to-be is kidnapped, forcing the group to navigate through a series of comedic and dangerous situations.
Fact: The film was shot in various locations in Scotland, adding to its authentic feel.


The Stag Do (2016)
Description: A British stag do in Amsterdam becomes a psychological thriller when the groom starts receiving mysterious messages hinting at a dark secret.
Fact: The film was shot on location in Amsterdam, adding to its gritty atmosphere.


The Stag Weekend (2012)
Description: A group of friends head to Eastern Europe for a stag do, only to find themselves embroiled in a local crime ring's activities.
Fact: The film was inspired by real-life stories of stag dos gone wrong in Eastern Europe.


The Stag (2018)
Description: A stag do in the remote Scottish Highlands turns into a survival thriller when the group is hunted by a mysterious figure.
Fact: The film was shot in the rugged Scottish landscape, enhancing its eerie atmosphere.
