Science fiction is a genre loved by many as it takes audiences beyond the familiar, exploring breathtaking future worlds, cutting-edge technology, and head-scratching ‘what if’ scenarios. Sci-fi series build incredibly detailed universes, allowing for deep character development and intricate storylines that can immerse you for hours. It’s a genre that consistently pushes the creative boundaries of TV and continues to offers fans endless possibilities.
To help you find your next compelling sci-fi watch, we’ve carefully picked the best sci-fi series available to stream right now. Our curated list spans thrilling futuristic narratives, thought-provoking dystopian tales, and epic space adventures. So clear your calander, get some snacks in, and prepare for a journey.
What are the best sci-fi series to watch now?
Our aim is to provide a reliable guide for your next sci-fi adventure, so our approach for putting together this list of the top sci-fi series combines factors like newness, trending relevance, and of course, critical reception. This gives you a clear and widely recognised measure of audience and critical approval. This ranking method ensures that our selections only have the most highly regarded and widely impactful shows within sci-fi.
For each TV series, you’ll find comprehensive details to help you decide what to watch. Which includes the title, the cast, and the streaming service where it’s available in Australia. We also give you a brief synopsis and the runtime, giving you a complete overview before you take the plunge.

The Institute
Mystery •Thriller •Sci-fi •Horror
Overview
When 14 year old genius Luke Ellis is kidnapped, he awakens at The Institute, a facility full of children who all got there the same way he did, and who are all possessed of unusual abilities. In a nearby town, haunted former police officer Tim Jamieson has come looking to start a new life, but the peace and quiet won’t last, as his story and Luke’s are destined to collide.
Cast
Ben Barnes, Joe Freeman, Simone Miller, Fionn Laird, Hannah Galway

Once Upon a Time
Drama •Fantasy •Adventure •Romance •Sci-fi •Comedy •Family •Kids •Animation •Action
Overview
There is a town in Maine where every story book character you’ve ever known is trapped between two worlds, victims of a powerful curse. Only one knows the truth and only one can break the spell. Emma Swan is a 28-year-old bail bonds collector who has been supporting herself since she was abandoned as a baby. Things change for her when her son Henry, whom she abandoned years ago, finds her and asks for her help explaining that she is from a different world where she is Snow White’s missing daughter.
Director
Marco Turco
Cast
Fabrizio Gifuni, Vittoria Puccini, Branko Đurić, Michela Cescon, Thomas Trabacchi

Star Trek: Strange New Worlds
Action •Adventure •Sci-fi
Overview
Follow Captain Christopher Pike, Science Officer Spock and Number One in the years before Captain Kirk boarded the U.S.S. Enterprise, as they explore new worlds around the galaxy.
Cast
Anson Mount, Ethan Peck, Jess Bush, Christina Chong, Celia Rose Gooding
Duration
51 minutes

The Handmaid’s Tale
Drama •Sci-fi •Mystery •Thriller
Overview
Set in a dystopian future, a woman is forced to live as a concubine under a fundamentalist theocratic dictatorship. A TV adaptation of Margaret Atwood’s novel.
Cast
Elisabeth Moss, Yvonne Strahovski, Ann Dowd, Madeline Brewer, Max Minghella

The Last of Us
Drama •Horror •Sci-fi •Mystery •Thriller •Action •Adventure
Overview
Twenty years after modern civilization has been destroyed, Joel, a hardened survivor, is hired to smuggle Ellie, a 14-year-old girl, out of an oppressive quarantine zone. What starts as a small job soon becomes a brutal, heartbreaking journey, as they both must traverse the United States and depend on each other for survival.
Cast
Pedro Pascal, Bella Ramsey
Duration
73 minutes

Andor
Drama •Sci-fi •Action •Adventure •Fantasy •Mystery •Thriller
Overview
In an era filled with danger, deception and intrigue, Cassian Andor will discover the difference he can make in the struggle against the tyrannical Galactic Empire. He embarks on a path that is destined to turn him into a rebel hero.
Cast
Diego Luna, Stellan Skarsgård, Kyle Soller, Adria Arjona, Genevieve O’Reilly
Duration
40 minutes

Supernatural
Drama •Fantasy •Horror •Mystery •Thriller •Sci-fi
Overview
When they were boys, Sam and Dean Winchester lost their mother to a mysterious and demonic supernatural force. Subsequently, their father raised them to be soldiers. He taught them about the paranormal evil that lives in the dark corners and on the back roads of America … and he taught them how to kill it. Now, the Winchester brothers crisscross the country in their ’67 Chevy Impala, battling every kind of supernatural threat they encounter along the way.
Cast
Jared Padalecki, Jensen Ackles, Misha Collins

Severance
Drama •Thriller •Sci-fi •Mystery
Overview
Mark leads a team of office workers whose memories have been surgically divided between their work and personal lives. When a mysterious colleague appears outside of work, it begins a journey to discover the truth about their jobs.
Cast
Adam Scott, Britt Lower, Zach Cherry, Tramell Tillman, Jen Tullock

His Dark Materials
Fantasy •Drama •Sci-fi
Overview
Lyra is an orphan who lives in a parallel universe in which science, theology and magic are entwined. Her search for a kidnapped friend uncovers a sinister plot involving stolen children and turns into a quest to understand a mysterious phenomenon called Dust. She is later joined on her journey by Will, a boy who possesses a knife that can cut windows between worlds. As she learns the truth about her parents and her prophesied destiny, the two young people are caught up in a war against celestial powers that ranges across many worlds.
Cast
Dafne Keen, Amir Wilson, Ruth Wilson, Simone Kirby, Will Keen

Rick and Morty
Animation •Comedy •Sci-fi •Action •Adventure
Overview
Rick is a mentally-unbalanced but scientifically gifted old man who has recently reconnected with his family. He spends most of his time involving his young grandson Morty in dangerous, outlandish adventures throughout space and alternate universes. Compounded with Morty’s already unstable family life, these events cause Morty much distress at home and school.
Cast
Chris Parnell, Spencer Grammer, Sarah Chalke

Foundation
Sci-fi •Drama
Overview
Follow a band of exiles on their monumental journey to save humanity and rebuild civilization amid the fall of the Galactic Empire.
Cast
Jared Harris, Lee Pace, Lou Llobell, Leah Harvey, Laura Birn

The Sandman
Drama •Fantasy •Sci-fi •Horror •Action •Adventure
Overview
After years of imprisonment, Morpheus — the King of Dreams — embarks on a journey across worlds to find what was stolen from him and restore his power.
Cast
Tom Sturridge, Boyd Holbrook, Vivienne Acheampong, Patton Oswalt

Ironheart
Sci-fi •Action •Adventure •Drama •Fantasy
Overview
After the events of Black Panther: Wakanda Forever, technology is pitted against magic when Riri Williams, a young, genius inventor determined to make her mark on the world, returns to her hometown of Chicago. Her unique take on building iron suits is brilliant, but in pursuit of her ambitions, she finds herself wrapped up with the mysterious yet charming Parker Robbins aka “The Hood.”
Cast
Dominique Thorne, Lyric Ross, Manny Montana, Matthew Elam, Anji White

The Walking Dead: Dead City
Drama •Sci-fi •Horror •Mystery •Thriller •Action •Adventure
Overview
Maggie and Negan travel to post-apocalyptic Manhattan – long ago cut off from the mainland. The crumbling city is filled with the dead and denizens who have made it a world full of anarchy, danger, beauty, and terror.
Cast
Lauren Cohan, Jeffrey Dean Morgan, Gaius Charles, Zeljko Ivanek, Mahina Napoleon
Duration
44 minutes

Outlander
Drama •Fantasy •Romance •Sci-fi
Overview
The story of Claire Randall, a married combat nurse from 1945 who is mysteriously swept back in time to 1743, where she is immediately thrown into an unknown world where her life is threatened. When she is forced to marry Jamie, a chivalrous and romantic young Scottish warrior, a passionate affair is ignited that tears Claire’s heart between two vastly different men in two irreconcilable lives.
Cast
Caitríona Balfe, Sam Heughan, Richard Rankin, Sophie Skelton

Ghost Whisperer
Drama •Fantasy •Sci-fi •Mystery •Thriller
Overview
Newlywed Melinda Gordon tries to help the dead communicate with loved ones, but sometimes the messages she receives are intense and confusing. Most of Melinda’s efforts involve resolving conflicts that are preventing the spirits from passing over.
Cast
Jennifer Love Hewitt, Camryn Manheim, Jamie Kennedy, Connor Gibbs, David Conrad

Earth Abides
Sci-fi •Drama
Overview
When a plague of unprecedented virulence sweeps the globe, the human race is all but wiped out. In the aftermath, as the great machine of civilization slowly and inexorably breaks down, only a few shattered survivors remain to struggle against the slide into extinction.
Cast
Alexander Ludwig, Jessica Frances Dukes

Smallville
Drama •Action •Adventure •Sci-fi
Overview
The origins of the world’s greatest hero–from Krypton refugee Kal-el’s arrival on Earth through his tumultuous teen years to Clark Kent’s final steps toward embracing his destiny as the Man of Steel.
Cast
Tom Welling, Erica Durance, Cassidy Freeman, Justin Hartley

Westworld
Drama •Sci-fi •Western
Overview
A dark odyssey about the dawn of artificial consciousness and the evolution of sin. Set at the intersection of the near future and the reimagined past, it explores a world in which every human appetite, no matter how noble or depraved, can be indulged.
Cast
Evan Rachel Wood, Thandiwe Newton, Jeffrey Wright, Tessa Thompson, Aaron Paul

Murderbot
Drama •Sci-fi •Action •Adventure •Comedy •Mystery •Thriller
Overview
In a high-tech future, a rogue security robot secretly gains free will. To stay hidden, it reluctantly joins a new mission protecting scientists on a dangerous planet…even though it just wants to binge soap operas.
Cast
Alexander Skarsgård, Noma Dumezweni, David Dastmalchian, Sabrina Wu, Akshay Khanna
Frequently asked questions
A great sci-fi series often blends compelling narratives with innovative concepts, exploring philosophical questions about humanity and technology. It usually features immersive world-building, strong character development, and a consistent internal logic that allows you to genuinely believe in its futuristic or speculative setting.
Futuristic thrillers maintain engagement through high stakes, complex mysteries, and often a sense of impending danger. They expertly weave social commentary into their narratives, pushing boundaries with technology’s impact on society, and deliver unexpected plot twists that keep you guessing about humanity’s fate.
Dystopian tales typically present a seemingly perfect society with a dark, oppressive underside, exploring themes of control, conformity, and rebellion. They often serve as cautionary tales about humanity’s future, highlighting the consequences of unchecked power and the resilience of the human spirit against overwhelming odds.
While space adventures certainly deliver thrilling action and stunning visuals, the best ones also offer profound exploration of human nature, ethics, and discovery. They often involve complex political intrigue, diverse alien cultures, and the vast mysteries of the cosmos, providing both excitement and deep thought.
Our list includes a mix of critically acclaimed recent hits and enduring favourites that continue to define the genre. We aim to keep our recommendations current, ensuring you discover both established masterpieces and the latest compelling series that are making waves in sci-fi circles right now.
Sci-fi series are perfect for binge-watching due to their serialised nature, often featuring intricate plots that unfold over many episodes. Their immersive worlds and ongoing mysteries encourage continuous viewing, making it easy to lose yourself in their narratives for hours and experience the story as a cohesive whole.
Absolutely! The strength of great sci-fi lies in its ability to introduce groundbreaking concepts, from advanced AI and time travel to parallel universes and alien civilisations. These series continually challenge your perceptions of what’s possible, sparking curiosity and inviting you to consider extraordinary new ideas. Think Apple TV+’s Severance and Murderbot or HBO’s Westworld.
Yes, you’ll be pleased to know many of the best sci-fi series are readily available on popular Australian streaming platforms like Netflix, Stan, Amazon Prime Video, and Apple TV+. There’s also a great deal of sci-fi content on Max, which you can also access via Foxtel. The growing demand for quality sci-fi means these services are continually expanding their impressive collections for you to explore.