• News
  • Reviews
  • Features
    • Articles and Long Reads
    • Interviews
    • Exclusives
  • Pop Culture
    • Movies
    • Television
    • Comic Books
    • Video Games
    • Toys & Collectibles
  • Flickering Myth Films
  • About
    • About Flickering Myth
    • Advertise on FlickeringMyth.com
    • Write for Flickering Myth

Flickering Myth

Geek Culture | Movies, TV, Comic Books & Video Games

  • Movies
  • News
  • Reviews
  • Long Reads
  • Trending

Small town secrets turn deadly in trailer for slasher Happy Halloween

April 5, 2026 by Amie Cranswick

Uncork’d Entertainment has released a trailer, poster and images for writer-director Brittney Greer’s slasher Happy Halloween.

Emma Reinagel stars as Hadley, a teenager trying to rebuild her life after surviving a Halloween prank that went horribly wrong. But when a new wave of brutal killings broadcast over social media begin to terrorise her town, she’s forced to confront her past and work on uncovering the identity of the masked murderer.

The cast also includes Aline O’Neill, Cameron Mabie, Graham Weldin, and Jack Cathcart. Check out the trailer below…

The film follows Hadley (Emma Reinagel), a teenager returning home after surviving a traumatic Halloween prank gone horribly wrong. As she attempts to rebuild her life, a new wave of brutal killings rocks her community—each murder broadcast across social media in real time. With suspicion falling on nearly everyone around her, Hadley must confront her past and uncover the truth before the killer strikes again.

Happy Halloween arrives on digital platforms on April 14th.

 

Filed Under: Amie Cranswick, Movies, News, Trailers Tagged With: Aline O’Neill, Brittney Greer, Cameron Mabie, Emma Reinagel, Graham Weldin, Happy Halloween, Jack Cathcart

About Amie Cranswick

Amie Cranswick has been part of Flickering Myth's editorial team for over a decade. She has a background in publishing and copyediting and has served as Executive Editor of FlickeringMyth.com since 2020.

FMTV – Watch Our Latest Video Here

YOU MIGHT ALSO LIKE:

Primal Fear at 30: The Story Behind the Brilliant Psychological Thriller

10 Forgotten Erotic Thrillers Worth Revisiting

The Prisoner: The Classic British TV Series Revisited

10 Great Val Kilmer Performances

10 Essential 90s Noir Movies to Enjoy This Noirvember

1995: The Year Horror Sequels Hit Rock Bottom?

10 Essential Vampire Movies To Sink Your Teeth Into

The Essential Action Movies From Cannon Films

Nine Underrated Zombie Movies of the 2000s

Great Movies Guaranteed To Creep You Out

FEATURED POSTS:

Movie Review – Michael (2026)

Movie Review – Roommates (2026)

Movie Review – Desert Warrior (2026)

Movie Review – Over Your Dead Body (2026)

Miami Connection: A Gloriously Insane Cult Treasure

10 Forgotten Erotic Thrillers of the 1980s

8 Recent Film Gems You Need to See

7 Underrated Serial Killer Movies of the 2000s

Movie Review – Balls Up (2026)

Movie Review – Erupcja (2026)

FLICKERING MYTH FILMS

 

YOU MIGHT ALSO LIKE:

8 Forgotten 80s Mystery Movies Worth Investigating

Johnnie To, Hong Kong Cinema’s Modern Master

10 Great Slow-Burn Horror Movies To Fill You With Dread

All This Has Happened Before: Remembering Battlestar Galactica

  • News
  • Reviews
  • Features
    • Articles and Long Reads
    • Interviews
    • Exclusives
  • Pop Culture
    • Movies
    • Television
    • Comic Books
    • Video Games
    • Toys & Collectibles
  • Flickering Myth Films
  • About
    • About Flickering Myth
    • Advertise on FlickeringMyth.com
    • Write for Flickering Myth

© Flickering Myth Limited. All rights reserved. The reproduction, modification, distribution, or republication of the content without permission is strictly prohibited. Movie titles, images, etc. are registered trademarks / copyright their respective rights holders. Read our Terms of Use and Privacy Policy. If you can read this, you don't need glasses.


 

Flickering MythLogo Header Menu
  • News
  • Reviews
  • Movies
  • Features and Long Reads
  • Trending
  • Flickering Myth Films
  • About Flickering Myth
    • About Flickering Myth
    • Advertise on Flickering Myth
    • Write for Flickering Myth