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Long-Running TV Franchises Worth Starting in 2026

Some television universes grow richer with age — these are the ones that actually reward your commitment
The best long-running franchises don’t just survive — they evolve, surprise, and somehow keep finding fresh reasons to stay essential.
A truly great franchise builds a world so convincingly real that stepping away from it genuinely feels like leaving home.
The secret weapon of every long-running show is consistency — same DNA, endless reinvention, zero excuses for a boring Tuesday night.
Paramount+ houses the entire NCIS universe under one roof — making it the most dangerously binge-able procedural rabbit hole currently available to mankind.

What began as a Navy crime procedural quietly became one of television’s most staggeringly successful, expansive, and loyally watched franchise empires.

Multiple spinoffs across different cities and decades prove that great ensemble chemistry and sharp investigative writing never exhaust their welcome with audiences.

No science fiction franchise has generated more philosophical conversation, cultural impact, or dedicated obsessive fans across six remarkable, genre-defining decades.

From Kirk to Picard to Pike, each generation gets its own entry point — brilliantly ensuring that Star Trek perpetually belongs to everyone simultaneously.

The franchise doesn’t just depict a better future — it actively makes viewers want to build one, which is extraordinary television’s highest possible achievement.
What started as one ranching family’s brutal survival story became the most ambitious prestige Western franchise in the entire history of American television.

Taylor Sheridan built an interconnected American mythology spanning generations, geography, and moral complexity that television simply had no blueprint for previously.

From 1883 to Landman, each chapter adds texture, history, and emotional weight to a universe that keeps expanding without ever feeling diluted.

Twenty seasons of behavioral profiling, serial killer psychology, and unshakeable team loyalty made this franchise genuinely impossible to walk away from cleanly.

Criminal Minds: Evolution proved the franchise still has teeth — darker, more serialized, and more psychologically complex than its already impressive procedural origins.

Returning to the BAU after years away feels like reuniting with brilliant, slightly traumatized friends who somehow keep stumbling onto the worst people imaginable.