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Best Sci-Fi TV Shows

Best Sci-Fi TV Shows

Best Sci-Fi TV shows of all time

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This page was created by our editorial team. Each page is manually curated, researched, collected, and issued by our staff writers. Quotes contained on this page have been double checked for their citations, their accuracy and the impact it will have on our readers.

Kelly Peacock is an accomplished poet and social media expert based in Brooklyn, New York. Kelly has a Bachelor's degree in creative writing from Farieligh Dickinson University and has contributed to many literary and cultural publications. Kelly assists on a wide variety of quote inputting and social media functions for Quote Catalog. Visit her personal website here.

Kendra Syrdal is a writer, editor, partner, and senior publisher for The Thought & Expression Company. Over the last few years she has been personally responsible for writing, editing, and producing over 30+ million pageviews on Thought Catalog.

After Portland homicide detective Nick Burkhardt discovers he's descended from an elite line of criminal profilers known as "Grimms," he increasingly finds his responsibilities as a detective at odds with his new responsibilities as a Grimm.

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Firefly is set in the year 2517, after the arrival of humans in a new star system and follows the adventures of the renegade crew of Serenity, a "Firefly-class" spaceship. The ensemble cast portrays the nine characters who live on Serenity.

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Told from the points of view of both the Baltimore homicide and narcotics detectives and their targets, the series captures a universe in which the national war on drugs has become a permanent, self-sustaining bureaucracy, and distinctions between good an

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Based on the Pretty Little Liars series of young adult novels by Sara Shepard, the series follows the lives of four girls — Spencer, Hanna, Aria, and Emily — whose clique falls apart after the disappearance of their queen bee, Alison. One year later, they

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Sabrina, the Teenage Witch is an American sitcom based on the Archie comic book series of the same name. The show premiered on September 27, 1996 on ABC to over 17 million viewers in its "T.G.I.F." line-up. The show stars Melissa Joan Hart as Sabrina Spe

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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 possibili

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When a teenage couple runs away to be together, the extraordinary gift they possess unleashes powerful forces intent on dividing them forever.

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Dead Like Me follows a group of undead grim reapers tasked with shepherding the recently departed into the afterlife.

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The Marvelous Misadventures of Flapjack is an American animated television series created by Thurop Van Orman for Cartoon Network that premiered on June 5, 2008, and ended on August 30, 2010. On April 20, 2012, this series returned to Cartoon Network to s

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The Path explores the unknown and mysterious world of the cult-like Meyerist Movement in upstate New York. At the center of the movement lies Eddie, a conflicted husband; Sarah, his devoted wife; and Cal, an ambitious leader. We follow each as they conten

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The Crains, a fractured family, confront haunting memories of their old home and the terrifying events that drove them from it.

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The story of Stargate SG-1 begins about a year after the events of the feature film, when the United States government learns that an ancient alien device called the Stargate can access a network of such devices on a multitude of planets. SG-1 is an elite

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A young mother kills in a fit of unexplainable rage a seemingly stranger. An inquisitive detective obsesses over the case, attempting to get to the bottom of the true motive behind the act.

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Dig

When FBI Agent Peter Connelly, recently stationed in Jerusalem, begins investigating the murder of a young American, he realizes that he’s uncovered an ancient international conspiracy that threatens to change the course of human history. Certain that the

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Harsh Realm is a science fiction television series about humans trapped inside a virtual reality simulation.

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Rocko's Modern Life is an American animated series created by Joe Murray. The show aired for four seasons between 1993 and 1996 on Nickelodeon. Rocko's Modern Life is based around the surreal, parodic adventures of an anthropomorphic, Australian-immigrant

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Follow the lives of two very different priests tackling one family’s case of terrifying demonic possession.

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The Secret World of Alex Mack is an American television series that ran on Nickelodeon from October 8, 1994 to January 15, 1998, replacing Clarissa Explains It All on the SNICK line-up. It also aired on YTV in Canada and NHK in Japan, and was a popular st

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The crew of a Royal Naval expedition searching for the Arctic's treacherous Northwest Passage discovers instead a monstrous predator.

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The sleep Pacific Northwest town of Eureka is hiding a mysterious secret. The government has been relocating the world's geniuses and their families to this rustic town for years where innovation and chaos have lived hand in hand. U.S. Marshal Jack Carter

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The adventures of the beautiful, enigmatic and always surprising Dr. Helen Magnus, a brilliant scientist who holds the secrets of a clandestine population called Abnormals - a group of strange and sometimes terrifying beings that hide among humans. Magnus

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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.

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Set after the fall of the Empire and before the emergence of the First Order, we follow the travails of a lone gunfighter in the outer reaches of the galaxy far from the authority of the New Republic.

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A group of vigilantes known informally as “The Boys” set out to take down corrupt superheroes with no more than blue-collar grit and a willingness to fight dirty.

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Wednesday Addams is sent to Nevermore Academy, a bizarre boarding school where she attempts to master her psychic powers, stop a monstrous killing spree of the town citizens, and solve the supernatural mystery that affected her family 25 years ago — all w

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A gripping anthological relationship thriller series exploring the emotional fallout of a child's abduction not only on the family but on the wider community, told over two time frames.

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Patrick Jane, a former celebrity psychic medium, uses his razor sharp skills of observation and expertise at "reading" people to solve serious crimes with the California Bureau of Investigation.

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In this reboot of the '80s series, a magic sword transforms an orphan girl into warrior She-Ra, who unites a rebellion to fight against evil.

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After getting into a near fatal car accident, Alma discovers she has a new relationship with time and uses this ability to find out the truth about her father’s death.

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A sexy, suspense-driven legal thriller about a group of ambitious law students and their brilliant, mysterious criminal defense professor. They become entangled in a murder plot and will shake the entire university and change the course of their lives.

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A slightly unhinged former Navy SEAL lands a job as a police officer in Los Angeles where he's partnered with a veteran detective trying to keep maintain a low stress level in his life.

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Dexter is an American television drama series. The series centers on Dexter Morgan, a blood spatter pattern analyst for 'Miami Metro Police Department' who also leads a secret life as a serial killer, hunting down criminals who have slipped through the cr

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An elite team of FBI profilers analyze the country's most twisted criminal minds, anticipating their next moves before they strike again. The Behavioral Analysis Unit's most experienced agent is David Rossi, a founding member of the BAU who returns to hel

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Go deep into the clandestine world of the legendary brotherhood of warrior monks known as The Knights Templar.

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Baywatch is an American action drama series about the Los Angeles County Lifeguards who patrol the beaches of Los Angeles County, California, starring David Hasselhoff. The show was canceled after its first season on NBC, but survived and later became one

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Former British soldier Jonathan Pine navigates the shadowy recesses of Whitehall and Washington where an unholy alliance operates between the intelligence community and the secret arms trade. To infiltrate the inner circle of lethal arms dealer Richard On

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Two teenage boys secretly meet up in a cabin, bear witness to a shooting and barely escape with their lives. Desperate to keep their relationship a secret and in fear of being found by the perpetrator, they remain silent but soon learn that what has been

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Alien Nation is a science fiction television series, loosely based on the movie of the same name. Gary Graham starred as Detective Matthew Sikes, a Los Angeles police officer reluctantly working with "Newcomer" alien George Francisco, played by Eric Pierp

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Dollhouse is an American science fiction television series that revolves around a corporation running numerous underground establishments across the globe which program individuals referred to as "Actives" with temporary personalities and skills. Wealthy

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Foster's Home for Imaginary Friends is an animated television series that aired from August 2004 to May 2009 for a total of 79 episodes in six seasons. The premise is based on a simple question: In a world... where imaginary friends are living, tangible b

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