20 best shows like Def-Con 4 (1985)

Revolution focuses on the struggle to survive 15 years after a global blackout.

Falling Skies opens in the chaotic aftermath of an alien attack that has left most of the world completely incapacitated. In the six months since the initial invasion, the few survivors have banded together outside major cities to begin the difficult task of fighting back. Each day is a test of survival as citizen soldiers work to protect the people in their care while also engaging in an insurgency campaign against the occupying alien force.

Their mission is simple: Find a cure. Stop the virus. Save the world. When a global pandemic wipes out eighty percent of the planet's population, the crew of a lone naval destroyer must find a way to pull humanity from the brink of extinction.

2074. In the wake of a mysterious global disaster, war rages between the Tribes that have emerged from the wreckage of Europe. Three siblings from the peaceful Origine tribe are separated and forced to forge their own paths in an action-packed fight for the future of this new Europa.

With the Ancients' city of Atlantis discovered in the Pegasus Galaxy by Stargate Command, Dr. Elizabeth Weir and Major Sheppard lead a scientific expedition to the ancient abandoned city. Once there, the team not only find themselves unable to contact Earth, but their explorations unexpectedly reawaken the Ancients' deadly enemies, The Wraith, who hunger for this new prey. Now with the help of newfound local allies like Teyla Emmagan, the Atlantis Team sets about to uncover their new home's secrets even as their war of survival against the Wraith begins.

A dysfunctional family of superheroes comes together to solve the mystery of their father's death, the threat of the apocalypse and more.

In Edwardian England, George and his partner Amy attempt to defy society and start a life together as they face the escalating terror of an alien invasion, fighting for their lives against an enemy beyond their comprehension.

Defiance is an American science fiction television show that takes place in the future on a radically transformed Earth containing new species arriving from space. In the show, Joshua Nolan works as the lawman for the town of Defiance, a community where humans and intelligent extraterrestrial species coexist. The show follows Nolan, his adopted alien daughter Irisa, and the town's new mayor Amanda Rosewater.

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.

In a future where the elite inhabit an island paradise far from the crowded slums, you get one chance to join the 3% saved from squalor.

The provocative story of Cole, a time traveler from a decimated future in a high-stakes race against the clock. Utilizing a dangerous and untested method of time travel, he journeys from 2043 to the present day on a mission to locate and eradicate the source of a deadly plague that will all but annihilate the human race.

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.

400 years after the extinction of the human race, a small group of humans are revived by an alien civilization. The colony of revived humans encounter struggles with the aliens who extinguished humankind centuries before, while trying to understand and get along with the mysterious aliens who revived them.

The Day of the Triffids is a BBC miniseries adaptation of John Wyndham's novel of the same name. The novel had previously been adapted by the BBC in a 1981 miniseries.

Torchwood is a British science fiction television programme created by Russell T Davies. The series is a spin-off from the 2005 revival of the long-running science fiction programme Doctor Who. Torchwood follows the exploits of a small team of alien hunters, who make up the Cardiff branch of the fictional Torchwood Institute, which deals mainly with incidents involving extraterrestrials.

Jericho is an American action/drama series that centers on the residents of the fictional town of Jericho, Kansas, in the aftermath of nuclear attacks on 23 major cities in the contiguous United States.

When day becomes night, a strict curfew forces ordinary people to go pedal to the metal in a deadly race for freedom. During this contest, alliances and friendships are both made and lost.

The first season of Mortal Kombat Legacy is a prequel to the original game, explaining the background stories of several characters from the series and demonstrating their reasons for participating in the upcoming tenth Mortal Kombat tournament on which the first game was based.

After a tragic ending to her short-lived super hero stint, Jessica Jones is rebuilding her personal life and career as a detective who gets pulled into cases involving people with extraordinary abilities in New York City.

On a perilous adventure across a post-apocalyptic world, a lovable boy who's half-human and half-deer searches for a new beginning with a gruff protector.

Relic Hunter is an anglophone Canadian television series, starring Tia Carrere and Christien Anholt. Actress Lindy Booth also starred for the first two seasons; Tanja Reichert replaced her for the third. It was inspired by the success of the video game Tomb Raider. It centers around Sydney Fox who is a professor but primarily a globe-trotting "relic hunter", looking for ancient artifacts to return to museums and/or the descendants of the original owner. She is aided by her linguistic assistant Nigel and occasionally by her somewhat air-headed secretary Claudia. She often ends up battling rival hunters seeking out artifacts for the money. The series includes fantasy and science fiction elements, with many of the relics featured having genuine supernatural powers or being pieces of unusually advanced technology. It ran for three seasons in the U.S. between 1999 and 2002 after fulfilling its initial three-season, 66-episode contract, from which it was not renewed. In both Ireland and the United Kingdom, it is aired on Sky1 and subsidiary channels, while in Canada, it is aired on CityTV and Space, CTV's sister network A-Channel and recently Showcase. The series was shot in the Toronto area, explaining Carrere's frequent attendance in courtside seats at Toronto Raptors games during the time.

Andromeda is a Canadian/American science fiction television series, based on unused material by the late Star Trek creator Gene Roddenberry, developed by Robert Hewitt Wolfe, and produced by Roddenberry's widow, Majel Barrett. It starred Kevin Sorbo as High Guard Captain Dylan Hunt. The series premiered on October 2, 2000 and ended on May 13, 2005. Andromeda was filmed in Vancouver, British Columbia, Canada, and produced by Tribune Entertainment and Fireworks Entertainment. It was distributed by Global TV in Canada and syndicated in the United States on WGN and other channels. It was picked up by the Sci-Fi Channel in the U.S. halfway through season four. Andromeda is one of two TV series based upon concepts Roddenberry had created as early as the 1960s and 1970s. The name Dylan Hunt had also been used for the hero of two TV movie pilots Roddenberry had produced in the mid-1970s, Genesis II and Planet Earth, which had a similar premise. The other series posthumously created from Roddenberry's notes is Earth: Final Conflict.

Set two generations before the destruction of the legendary Man of Steel’s home planet, Krypton follows Superman’s grandfather — whose House of El was ostracized and shamed — as he fights to redeem his family’s honor and save his beloved world from chaos.

Two homicide detectives, Christian Walker and Deena Pilgrim, are assigned to investigate cases involving people with superhuman abilities, referred to as “Powers.” Set amidst today’s paparazzi culture, Powers asks the questions, what if the world was full of superheroes who aren't actually heroic at all? What if all that power was just one more excuse for mischief, mayhem, murder, and endorsement deals?

The Martian Chronicles deals with the exploration of Mars and the inhabitants there.

Set a decade after the U.S.S Voyager's return to Earth, a rag-tag crew of renegades and outcasts must covertly work with Admiral Chekov and Tuvok to stop forces threatening the Federation from outside, and within.

Odyssey 5 is a Canadian science fiction series that first ran in 2002 on Showtime in the United States and on Space in Canada.Odyssey 5 is the brainchild of Manny Coto, who served as a script-writer and executive producer during the series run. Through his website and in interviews, Coto has expressed his interest in returning to the series at some point, either continuing it or giving it a conclusion.

With a huge asteroid rushing towards Europe, there are only eight days left till impact. In the face of the apocalypse everything changes; laws and rules are abandoned. Who can save themself, what is really important now?

Ye Xiu is the star player on an esports team that dominates the Chinese leagues of hit multiplayer titled “Glory.” His gaming days appear to have come to an abrupt halt, however, when he is forced out of his team – who are keen to accept a lucrative sponsorship deal he is vehemently opposed to.Dejected, Ye Xiu takes a job at a late-night Internet cafe, and eventually strikes up a friendship with Chen Guo, the cafe’s owner. Eventually, Chen Guo reveals her plan – to launch a new “Glory” team led by Ye Xui. Will Ye Xiu resume his “Glory” days? And can he recruit – and train – enough fellow members to return to the top of the national rankings...and take revenge on his disloyal former teammates?

Two teenagers from very different backgrounds awaken to newly acquired superpowers which mysteriously link them to one another.

Taking place between the events of Halo 4 and Halo 5: Guardians, Halo: Nightfall follows the origin story of legendary manhunter Jameson Locke (Mike Colter) and his team as they are caught in a horrific terrorist attack while investigating terrorist activity on the distant colony world of Sedra.

When 13-year-old Henry Hart lands a job as Danger, the sidekick-in-training to superhero Captain Man, he must learn to navigate a double life balancing the challenges of 8th grade with the crazy adventures of a real-life crime fighter!

Between is the story of a town under siege from a mysterious disease that has wiped out everybody except those 21 years old and under. The series explores the power vacuum that results when a government has quarantined a 10-mile diameter area and left the inhabitants to fend for themselves.

Set more than seven years after the world has become a frozen wasteland, the remnants of humanity inhabit a gigantic, perpetually-moving train that circles the globe as class warfare, social injustice and the politics of survival play out.

A detective investigates a mysterious motel room, which acts as a portal to an alternate universe.

Given superstrength and durability by a sabotaged experiment, a wrongly accused man escapes prison to become a superhero for hire.

Daredevil, Jessica Jones, Luke Cage and Iron Fist join forces to take on common enemies as a sinister conspiracy threatens New York City.

Terra Nova follows an ordinary family on an incredible journey back in time to prehistoric Earth as a small part of a daring experiment to save the human race. In the year 2149, the world is dying. The planet is overdeveloped and overcrowded, with the majority of plant and animal life extinct. The future of mankind is in jeopardy, and its only hope for survival is in the distant past.

Legendary bounty hunter Boba Fett and mercenary Fennec Shand must navigate the galaxy’s underworld when they return to the sands of Tatooine to stake their claim on the territory once ruled by Jabba the Hutt and his crime syndicate.

Driven by revenge, human-turned-vampire Mia sets out to vanquish Dmitry, a ruthless vampire leader who seeks an artifact that grants immortality.

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.

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.

Iwatani Naofumi was summoned into a parallel world along with 3 other people to become the world's Heroes. Each of the heroes respectively equipped with their own legendary equipment when summoned, Naofumi received the Legendary Shield as his weapon. Due to Naofumi's lack of charisma and experience he's labeled as the weakest, only to end up betrayed, falsely accused, and robbed by on the third day of adventure. Shunned by everyone from the king to peasants, Naofumi's thoughts were filled with nothing but vengeance and hatred. Thus, his destiny in a parallel World begins...

Agent Phil Coulson of S.H.I.E.L.D. (Strategic Homeland Intervention, Enforcement and Logistics Division) puts together a team of agents to investigate the new, the strange and the unknown around the globe, protecting the ordinary from the extraordinary.

When heroes alone are not enough ... the world needs legends. Having seen the future, one he will desperately try to prevent from happening, time-traveling rogue Rip Hunter is tasked with assembling a disparate group of both heroes and villains to confront an unstoppable threat — one in which not only is the planet at stake, but all of time itself. Can this ragtag team defeat an immortal threat unlike anything they have ever known?

David Haller, AKA Legion, is a troubled young man who may be more than human. Diagnosed as schizophrenic, David has been in and out of psychiatric hospitals for years. But after a strange encounter with a fellow patient, he’s confronted with the possibility that the voices he hears and the visions he sees might be real.

In the dark, early days of a zombie apocalypse, complete strangers band together to find the strength they need to survive and get back to loved ones.

After a brutal virus wipes out most of the population, two young siblings embark on a perilous search for safety. A Scandinavian thriller series.

Last Resort is an American military drama television series. When the crew of the U.S. Navy Ohio-class ballistic missile submarine, the USS Colorado, pick up a U.S. Navy SEAL team off Pakistan's coast, the Colorado receives an order to launch nuclear ballistic missiles at Pakistan.

With the strength of Hercules, the wisdom of Athena, the speed of Mercury and the beauty of Aphrodite, she’s Wonder Woman. Beautiful Amazon princess Wonder Woman travels to 1940s America disguised as Diana Prince, assistant to handsome but trouble-prone Major Steve Trevor. Using her golden belt, which imbues her with astonishing strength, her bullet-deflecting bracelets, a golden lasso that dispels dishonesty and an invisible supersonic plane, Wonder Woman combats evil.