Best Mystery Movies of 1981

Kermit and Fozzie are newspaper reporters sent to London to interview Lady Holiday, a wealthy fashion designer whose priceless diamond necklace is stolen. Kermit meets and falls in love with her secretary, Miss Piggy. The jewel thieves strike again, and this time frame Miss Piggy. It's up to Kermit and Muppets to bring the real culprits to justice.

Twenty years ago in the sleepy mining town of Valentine Bluffs, a fatal mining disaster occurred on Valentine's Day while some of the crew was decorating for a party. The sole survivor of the accident killed the remaining crewmembers and warned the town not to celebrate Valentine's Day again. When a group of teenagers decides to defy that order, a murderous maniac in mining gear begins dispatching townsfolk in bloody and creative ways.

A truck driver plays a cat-and-mouse game with a mysterious serial killer who uses a young female hitchhiker as bait to lure victims on a desolate Australian highway.

After a series of gory murders commited by mobs of townspeople against visiting tourists, the corpses appear to be coming back to life and living normally as locals in the small town.

Richard spots a man dumping a body, and decides to expose the man he thinks is the culprit with his friend Alex Cutter.

Bubba, an intellectually disabled man, is falsely accused of attacking a young girl. Disguised as a scarecrow, he hides in a cornfield, only to be hunted down and shot by four vigilante men. After they are acquitted due to lack of evidence, the men find themselves being stalked by a mysterious scarecrow.

Story of a young woman's murder and the people who become involved with it.

A mad cap private-eye caper about a team of detectives who are following, and are being followed by, a group of beautiful women.

Virginia is proud that she belongs to a clique. The best students at a private school. But before her 18th birthday, a grueling set of murders take place and her friends are the ones who are falling prey. Could it be her? She suffers from blackouts due to a freak accident one year earlier. We soon learn the truth behind her accident and what is going on...