15 Most Rewatchable Sci-Fi TV Shows Of The 21st Century

Now, in fairness, we never said everything on this list would be a great show.

JJ Abrams’ divisive (at best) mystery series Lost may be best remembered for its audience-splitting ending, but revisiting the show serves as a surprising reminder of how densely packed with clues and subtle foreshadowing its earlier instalments were.

With a large cast of engaging survivors stranded on its enigmatic island and slowly drip-fed backstories for each of them, for years Lost was a labyrinthine rabbit hole open to endless interpretation, and each new episode only deepened the show’s central mystery.

Did it provide the answers we hoped for in the end? Of course not. But does this mystery make a re-watch far more fun, now that you know there’s no explanation coming? Well, did explaining who killed Laura Palmer improve Twin Peaks?