The 12 Most Underrated Horror Movies of All Time

From Jeremy Saulnier (Blue Ruin and Green Room), this film is about a dweeb who gets an invitation to the wrong Halloween party only to discover that he's both the trick and the treat. The perfect Halloween film!

An effective little creeper about residents of a small and sleepy coastal town who are forced to contend with the fact that the dead are coming back to life.

In this dry, acerbic comedy, a Woody Allen-esque loser on the New York singles scene gets bitten by a vampire and suddenly, his sex life improves.

William Peter Blatty adapted his own novel Legion into a follow-up to William Friedkin's masterpiece. But when he didn't deliver a climax that featured an actual exorcism, the studio created their own ending. While it is flawed, the film has some memorable set pieces and genuine jump-out-of-your-seat jolts.

You'll think twice about taking the subway after watching this British film about a group of cannibalistic survivors of a turn-of-the-century cave-in in London's underground subway tunnels. And you'll never see the phrase "mind the gap" the same way again!

Kiyoshi Kurosawa has easily made the best horror film ever about the "ghosts in the machine" of modern technology and the Internet. Kurosawa's take on the isolation and paranoia caused by computer technology is uniquely surreal and haunting.

In between the making of Night of the Living Dead and Dawn of the Dead falls this Italian/Spanish coproduction. Man-made science brings the dead back to life, with gory, grim, and grisly results.

Based on real events, this doc investigates the true story behind an urban legend about a real-life boogeyman, a mental patient named Cropsey who killed children.

With kills that evoke some of Dario Argento's best moments plus a Goblin-inspired score, this Japanese shocker blends the slasher/Giallo with a very perverse body horror conclusion.

Kind of like a Hong Kong version of Abbott and Costello Meet Frankenstein, this one is pretty goofy but features some great kung fu stunt work to mix up the silly shocks.

When some high school students discover a serial killer in their community, their attempts to bring him to justice don't go as planned. This tense Aussie thriller stars Joel Edgerton, the director of the recent film The Gift.

J.T. Petty's unnerving documentary about underground horror films uncovers a director whose onscreen victims just might be the real thing.

Colin Geddes is the lead curator of Shudder. Geddes joins Shudder from the film festival world, where he has been selecting cutting-edge films for the Toronto International Film Festival since 1998 as a programmer for TIFF's Midnight Madness and Vanguard sessions. In addition to his involvement at TIFF, Geddes has also been the festival director of ActionFest, a film festival dedicated to showcasing international action cinema. Geddes's additional programming and festival affiliations include Fantasia, Toronto After Dark, the Asian rep theater Golden Classics Cinema, Images Festival of Independent Film & Video, Cinematheque Ontario, Reel Asian Film Festival, and Fantastic Fest. Geddes has also served on the juries of several international film festivals.