Now that Stranger Things is over, you might be looking for another way to scratch that sci-fi thriller itch. That blend of mystery, creeping tension, and big ideas is hard to let go of, especially when a show becomes part of your routine. The good news is that television has no shortage of strange worlds, unsettling questions, and slow-burn mysteries waiting to pull you in. Whether you want something modern and cerebral or a classic that still delivers chills, these shows make excellent next watches.

Supernatural starts as a monster-of-the-week road trip and slowly evolves into a sprawling mythology. While it leans more paranormal than pure sci-fi, its conspiracies, lore, and escalating stakes make it a surprisingly good follow-up. It is especially appealing if you enjoyed the friendship, humor, and long-term character arcs that anchored Stranger Things.

Warehouse 13 taps into the fun of secret government warehouses filled with dangerous and bizarre artifacts. Each episode delivers a new mystery tied to history, science, or folklore, while an overarching story quietly builds in the background. It is a great choice if you want intrigue balanced with charm.

Black Mirror explores the dark side of technology through standalone stories that range from unsettling to unforgettable. Some episodes are a bit… much, leaning heavily into discomfort or bleakness, but the majority are smart, gripping, and eerily plausible. It is perfect if you like sci-fi that leaves you thinking long after the episode ends. (Just… skip the first episode.)

Continuum follows a future cop stranded in the present while tracking time-displaced extremists. The show blends sci-fi concepts with a tense crime thriller structure, gradually digging into questions about freedom, security, and whether the future should be protected at all costs. It rewards viewers who enjoy serialized storytelling with moral complexity.

The Twilight Zone proves that a great idea can be more unsettling than any special effect. Each episode presents a self-contained sci-fi or supernatural scenario with a sharp twist and a lasting message. It is an ideal choice when you want something eerie and thoughtful without committing to a long narrative.

Note: Only the original series is available for streaming. The 2002 revival does not appear to be available to stream or purchase. The 1985 and 2019 revivals are only available for purchase.

Doctor Who offers endless variety, jumping from cosmic threats to intimate character-driven stories. Time travel, alien mysteries, and emotional turns keep the show feeling fresh across generations. It works especially well if you enjoy imaginative storytelling that can be thrilling one week and deeply moving the next. But when it comes to horror and dread, Doctor Who has done a great job in showing us why we are afraid of shadows, under the bed, and statues. Don’t blink!

Severance takes a simple idea and twists it into something deeply unsettling. Employees undergo a procedure that separates their work memories from their personal lives, creating two versions of the same person. The slow unraveling of this mystery is tense, creepy, and relentlessly compelling, making it a near-perfect post-Stranger Things watch.

Fringe begins with strange scientific cases and quietly builds toward an ambitious, emotional sci-fi epic. Parallel universes, secret experiments, and evolving relationships keep the tension high. It is a great pick if you enjoy shows that start simple and grow more complex with each season.

Lost thrives on mystery and unanswered questions. From the moment the plane crashes, the island reveals layer after layer of strange phenomena. The combination of sci-fi concepts, character drama, and constant cliffhangers makes it a natural next step for anyone who loved theorizing week to week.

The X-Files remains the gold standard for sci-fi thrillers. Its mix of monster stories and long-running government conspiracies creates a perfect balance of standalone scares and overarching mystery. Mulder and Scully’s partnership grounds the show, making even the strangest episodes feel believable and endlessly watchable.