I love sci-fi and was surprised to see Donnie Darko was available to watch for free on Tubi. I wanted to see what else is worth watching on Tubi. Here are 17 of the best sci-fi movies and TV series that scored 6.5 or higher on Tubi.
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Movies On Tubi
Mystery Science Theater 3000 (Classic Episodes) (1988–1999) – IMDb 8.5 · Comedy/Sci-Fi
For Fans of: RiffTrax, The Twilight Zone, The Orville
A man and his robot companions mock B-movies from space in this cult classic that blends satire, sci-fi, and absurdist commentary.
Farscape (1999–2003) – IMDb 8.3 · Adventure/Sci-Fi
For Fans of: Firefly, Babylon 5, Lexx
An astronaut is flung across the universe and joins a crew of alien fugitives aboard a living ship in this wild, imaginative space opera.
Donnie Darko (2001) – IMDb 8.0 · Thriller/Sci-Fi
For Fans of: The Butterfly Effect, Twin Peaks, The OA
A troubled teen experiences visions of a man in a rabbit suit and uncovers time loops, destiny, and existential dread in this cult mind-bender.
The Man From Earth (2007) – IMDb 7.9 · Drama/Sci-Fi
For Fans of: Coherence, Primer, Contact
A retiring professor reveals he’s a 14,000-year-old immortal, sparking philosophical debate in this minimalist, dialogue-driven gem.
Being Human (UK) (2008–2013) – IMDb 7.8 · Supernatural/Sci-Fi
For Fans of: Misfits, Torchwood, The Umbrella Academy
A vampire, a werewolf, and a ghost share a flat and try to live normal lives in this witty, emotionally rich British series.
Continuum (2012–2015) – IMDb 7.6 · Thriller/Sci-Fi
For Fans of: Travelers, Fringe, Person of Interest
A cop from the future is stranded in present-day Vancouver and must stop time-traveling terrorists from rewriting history.
Red vs. Blue (2003–2020) – IMDb 7.5 · Animation/Sci-Fi
For Fans of: Halo, Archer, Robot Chicken
This machinima series uses Halo gameplay to tell a hilarious, surprisingly deep story about two teams stuck in a pointless war.
Wynonna Earp: Vengeance (2024) – IMDb 7.4 · Supernatural/Sci-Fi
For Fans of: Buffy the Vampire Slayer, Supernatural, Van Helsing
The great-great-granddaughter of Wyatt Earp battles revenants and demons in this action-packed, queer-positive supernatural western.
Creepshow (2019–) – IMDb 7.3 · Horror/Sci-Fi
For Fans of: Tales from the Crypt, Black Mirror, Goosebumps
This horror anthology revives the spirit of the original film with gory, campy, and twisted tales of terror and the uncanny.
The Dead Zone (2002–2007) – IMDb 7.3 · Thriller/Sci-Fi
For Fans of: The X-Files, Medium, Castle Rock
After waking from a coma, a man discovers psychic abilities that allow him to solve crimes and glimpse the future.
Sanctuary (2008–2011) – IMDb 7.2 · Fantasy/Sci-Fi
For Fans of: Warehouse 13, The Librarians, Torchwood
A scientist protects supernatural beings and investigates strange phenomena in this green-screen-heavy, creature-filled adventure.
On the Beach (1959) – IMDb 7.1 · Drama/Sci-Fi
For Fans of: Dr. Strangelove, Threads, The Day After
After a nuclear war, survivors in Australia await the inevitable fallout in this somber, haunting Cold War classic.
Planet Terror (2007) – IMDb 7.1 · Horror/Sci-Fi
For Fans of: Death Proof, From Dusk Till Dawn, The Evil Dead
A go-go dancer and a ragtag crew battle zombie-like mutants in Robert Rodriguez’s gory, grindhouse-style thrill ride.
Highlander (1986) – IMDb 7.0 · Fantasy/Sci-Fi
For Fans of: The Matrix, The Witcher, The Old Guard
An immortal Scottish swordsman battles others like him across centuries in this cult classic of epic duels and Queen-fueled drama.
Siren (2018–2020) – IMDb 6.9 · Fantasy/Sci-Fi
For Fans of: The 100, Shadowhunters, The Vampire Diaries
A mysterious woman arrives in a coastal town, revealing the deadly truth behind mermaid legends in this dark, aquatic fantasy.
Triangle (2009) – IMDb 6.9 · Thriller/Sci-Fi
For Fans of: Timecrimes, Coherence, The Endless
A yachting trip turns into a time-loop nightmare in this twisty, psychological thriller with a haunting payoff.
Hellbound: Hellraiser II (1988) – IMDb 6.5 · Horror/Sci-Fi
For Fans of: The Thing, Event Horizon, Candyman
Kirsty descends into the labyrinthine world of the Cenobites in this surreal, grotesque sequel to Clive Barker’s horror classic.
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