20 best shows like Alien: Covenant - Prologue: Advent (2017)

A ghost-hunting duo team up to uncover and film paranormal sightings across the U.K. and share their adventures on an online channel. Their supernatural experiences grow more frequent, terrifying, and even deadly as the pair begin to uncover a conspiracy that could threaten the entire human race.

What did the world look like as it was transforming into the horrifying apocalypse depicted in "The Walking Dead"? This spin-off set in Los Angeles, following new characters as they face the beginning of the end of the world, will answer that question.

A skeptic is forced to work with a firm believer of the paranormal on unexplained occurrences in Los Angeles.

Inspired by the Internet’s “404” error code, Dimension 404 aims to evoke that 3 AM feeling of wandering onto the weird side of the web, stumbling upon stories that cannot be explained in the world that we know.

In the year 2093, a team of scientists aboard the Nightflyer, the most advanced ship ever built, embarks on a journey to find other life forms. Their mission takes them to the edge of the solar system, and to the edge of insanity, as they realize true horror isn't waiting for them in outer space—it's already on their ship.

After a mysterious disease begins transforming people into vampires, Dr. Luther Swann is pitted against his best friend, now a powerful vampire leader.

A masked figure known as "The Curious" collects tales of dark magic, otherworldly encounters and twisted technology in this kids anthology series.

CDC researcher Abby Arcane investigates what seems to be a deadly swamp-born virus in a small town in Louisiana but she soon discovers that the swamp holds mystical and terrifying secrets. When unexplainable and chilling horrors emerge from the murky marsh, no one is safe.

A post-apocalyptic story about a botched U.S. government experiment that turns a group of death row inmates into highly infectious vampires, and an orphan girl who might be the only person able to stop the ensuing crisis.

On a night in London in 1946, newspaper reporter Ellen McGillivray arrives at the home of legendary literary figure, Herbert George Wells. Expecting to hear of the events and people who formed his prophetic imagination, she is informed of a world in which known scientific boundaries no longer exist. It begins a half-century earlier at London's Imperial College of Science where Wells meets Jane Robbins, a scientist equally fascinated by unnatural phenomenon, and a woman who immediately captures Wells' heart. Through midnight experiments and secret investigations into the paranormal, through the follies of chance and the miracles of fate, Wells and Robbins find themselves slipping into whirlpools of time, both past and present.

When a young boy vanishes, a small town uncovers a mystery involving secret experiments, terrifying supernatural forces, and one strange little girl.

R. L. Stine's The Haunting Hour is a Canadian/American original anthology horror-fantasy series, with episodes each half an hour long. The series is based on The Haunting Hour: Don't Think About It Movie, and the books The Haunting Hour and Nightmare Hour anthology by R. L. Stine.

Living his best life in post-apocalyptic LA, a slacker strives to find the girl of his dreams while outwitting mindless ghouls and cliquish gangs.

Four young friends' paper routes are disrupted on Hell Day 1988, when they unknowingly time travel to 2019. While searching for a way home, they come face-to-face with their adult selves and learn how to work together to save the world.

After a rash of disappearances and a likely murder, an inquisitive, young female production assistant on a wildly popular television show called Cult joins a journalist blogger in investigating the rabid fans of the series who might be re-creating crimes seen on the program, in real life.

Helix is an intense thriller about a team of scientists from the Centers for Disease Control who travel to a high-tech research facility in the Arctic to investigate a possible disease outbreak, only to find themselves pulled into a terrifying life-and-death struggle that holds the key to mankind's salvation...or total annihilation.

A retired FBI serial-profiler joins the mysterious Millennium Group, a team of underground ex-law enforcement experts dedicated to fighting against the ever-growing forces of evil and darkness in the world.

Monster hunters Fred and Deloris Allen tangle with evil ... and family drama with their teenage twins. From the comics by Steve Niles and Damien Worm.

An anthology series of stand alone episodes delving into horror myths, legends and lore.

Three years after the zombie virus has gutted the country, a team of everyday heroes must transport the only known survivor of the plague from New York to California, where the last functioning viral lab waits for his blood.

Sarah Silverman plays a character named Sarah Silverman, whose absurd daily life unfolds in scripted scenes and songs. With her sister and her gay neighbors by her side, Sarah always manages to fall into unique, unsettling and downright weird predicaments.

Night Visions is an hour-long, American television horror anthology series, with each episode comprising two half-hour stories dealing with themes of the supernatural or simply the dark side of human nature. Henry Rollins was the uncredited host of the show.The series aired on Fox from July 12 to September 6, 2001, after which it was picked up by the Sci Fi Channel, which reran the series beginning June 14, 2002. Sci Fi later aired the three remaining original episodes that produced for, but unaired, on Fox. One of these, "Cargo / Switch", ran as part of the Night Visions series, while the two other episodes' segments were edited into the Sci Fi Channel film Shadow Realm, minus the Rollins introductions and the Night Visions name.The show's directors included some best known for feature films, including Tobe Hooper and Joe Dante, and others, such as Brian Dennehy, JoBeth Williams, and Bill Pullman, known primarily as actors.

Dominion is an epic supernatural drama set in the near future. Specifically, 25 years after "The Extinction War," when an army of lower angels, assembled by the archangel Gabriel, waged war against mankind. The archangel Michael, turning against his own kind, chose to side with humanity. Rising out of the ashes of this long battle are newly fortified cities which protect human survivors. At the center of the series is the city of Vega, a glistening empire that has formed from the ruins of what was once Las Vegas.

Set in a single room of an average American motel, each episode tells a different story of the assorted characters who pass through it.

This scripted anthology series mashes up wildly different genres to tell suspenseful stories with funny, imaginative twists. Each episode turns familiar tropes inside out to create a curated and eclectic collection of stories filled with equal parts nostalgia and modern satire.

Jekyll is a British television drama serial produced by Hartswood Films and Stagescreen Productions for BBC One. The series also received funding from BBC America. Steven Moffat wrote all six episodes, with Douglas Mackinnon and Matt Lipsey each directing three episodes. The series is described by its creators as a sequel to the novella Strange Case of Dr Jekyll and Mr Hyde, rather than an adaptation of it, and the Robert Louis Stevenson tale is used within the series as a back story. It stars James Nesbitt as Tom Jackman, a modern-day descendant of Dr. Jekyll, who has recently begun transforming into a version of Mr. Hyde. Jackman is aided by psychiatric nurse Katherine Reimer, played by Michelle Ryan. Gina Bellman also appears as Claire, Tom's wife. Filming took place at various locations around southern England in late 2006. The series was first transmitted on BBC One in June and July 2007, receiving mainly positive reviews.

A heroic group of teens sheltered from the dangers of the post-apocalyptic world receive a message that inspires them to leave the safety of the only home they have ever known and embark on a cross-country journey to find the one man who can possibly save the world.

After a deadly plague kills most of the world's population, the remaining survivors split into two groups - one led by a benevolent elder and the other by a maleficent being - to face each other in a final battle between good and evil.

The Outer Limits is an anthology series of distinct story episodes, sometimes with a plot twist at the end. Unlike the original incarnation of the series, which was a pure anthology with each episode completely unrelated to the others, the revival series maintained an anthology format, but occasionally featured recurring story elements that were often tied together during season-finale clip shows.

Nightmares and Dreamscapes: From the Stories of Stephen King is an 8-episode anthology series on TNT based on short stories written by Stephen King. It debuted on July 12, 2006, and ended its run on August 2, 2006. Although most of them are from the collection of the same name, there are some stories from different collections by King. A trailer confirming a DVD release of the series was made available in October 2006. The series was filmed entirely in Melbourne, Australia.