MomSkoop
Some TV shows are so good that audiences just can’t let them go. A handful of series have managed to keep fans hooked for over a decade, racking up season after season of compelling storytelling.
From animated comedies to gripping crime dramas, these long-running shows have become a huge part of pop culture. Get ready to look back at some of the most enduring series ever to air on television.
1. The Simpsons – 38 Seasons
No show in TV history has lasted quite as long as The Simpsons.
Premiering in 1989, this animated comedy from Fox introduced the world to Homer, Marge, Bart, Lisa, and Maggie, a lovably flawed family living in the fictional town of Springfield.
Over 37-plus seasons, the show has tackled everything from politics to pop culture with sharp humor and surprising heart.
It holds the record for the longest-running American animated series and primetime scripted TV show ever.
Countless celebrities have guest-starred, and the show has predicted real-world events in eerie ways.
Whether you grew up watching it or discovered it recently, The Simpsons remains a one-of-a-kind television experience.
2. South Park – 29 Seasons
Few shows have stirred up as much laughter and controversy as South Park.
Created by Trey Parker and Matt Stone, this animated series launched in 1997 and has never shied away from poking fun at society, celebrities, or current events.
What makes South Park especially impressive is how quickly episodes are produced.
Parker and Stone often write, animate, and air episodes within a single week, allowing the show to stay razor-sharp and relevant.
With 28-plus seasons under its belt, South Park has evolved from a raunchy shock-comedy into a surprisingly smart cultural commentary.
Its willingness to go where other shows won’t has earned it a fiercely loyal fanbase that keeps coming back for more.
3. Law and Order: Special Victims Unit – 28 Seasons
Ripped from the headlines and straight into your living room, Law and Order: Special Victims Unit has been one of the most gripping crime dramas on television since 1999.
The show focuses on a special unit of the NYPD that handles sensitive crimes, often inspired by real cases.
Mariska Hargitay’s portrayal of Detective Olivia Benson has become iconic, earning her an Emmy Award and making her one of the most recognizable faces on TV.
Her character’s strength and compassion have resonated deeply with audiences worldwide.
Running for 27-plus seasons, SVU has outlasted nearly every other drama on network television.
It proves that compelling characters and emotionally charged storytelling never go out of style.
4. Law and Order – 26 Seasons
Before SVU, there was the original.
Law and Order first aired in 1990 and ran for 20 seasons before a brief hiatus, then returned in 2022 for even more.
Combined, the franchise has aired for 25-plus seasons, making it one of the most enduring crime procedurals ever made.
The show’s signature two-part format, first following detectives investigating a crime, then watching prosecutors build their case, set the standard for countless other legal dramas.
That famous “dun dun” sound effect has become one of the most recognized audio cues in TV history.
Creator Dick Wolf built an entire television universe around this show.
Its impact on the crime drama genre is nearly impossible to overstate, and new fans still discover it every year.
5. Family Guy – 24 Seasons
Family Guy has one of the most remarkable comeback stories in TV history.
After being cancelled by Fox in 2002, strong DVD sales and reruns on Adult Swim convinced the network to bring it back in 2005, and it has been running strong ever since.
Created by Seth MacFarlane, the show follows the Griffin family of Quahog, Rhode Island, with cutaway gags and pop culture references firing at a mile a minute.
Love it or hate it, you can not deny its staying power.
Now past 24 seasons, Family Guy continues to push boundaries and generate conversation.
Its blend of absurd humor and surprisingly emotional moments has kept audiences tuned in for over two decades.
6. NCIS – 24 Seasons
When NCIS premiered in 2003 as a spin-off of JAG, nobody predicted it would become one of the most-watched shows on American television.
For years, it ranked as the number one drama on TV, drawing tens of millions of viewers each week.
The show follows special agents of the Naval Criminal Investigative Service as they solve crimes connected to the U.S.
Navy and Marine Corps.
Mark Harmon’s portrayal of Leroy Jethro Gibbs became a fan favorite for over 18 seasons before he stepped away.
Now past 23 seasons, NCIS has survived cast changes and network shifts while keeping its loyal audience.
It spawned multiple spin-offs, proving that the franchise still has plenty of stories left to tell.
7. Grey’s Anatomy – 23 Seasons
Grey’s Anatomy has a way of making you laugh, cry, and gasp all in the same episode.
Since its premiere in 2005, Shonda Rhimes’ medical drama has followed surgical interns-turned-attending physicians at the fictional Grey Sloan Memorial Hospital in Seattle.
The show is famous for its dramatic storylines, unexpected character deaths, and deeply emotional moments that leave viewers stunned.
Meredith Grey, played by Ellen Pompeo, became one of TV’s most beloved and complicated leading women.
With 22-plus seasons aired, Grey’s Anatomy is the longest-running primetime medical drama in U.S. television history.
New interns keep joining the hospital, keeping the story fresh while honoring the legacy of characters fans have loved for two decades.
8. American Dad! – 20 Seasons
American Dad! often gets overshadowed by its Fox sibling Family Guy, but this animated series has quietly built a massive following over 20-plus seasons.
Created by Seth MacFarlane, Mike Barker, and Matt Weitzman, the show centers on Stan Smith, a patriotic CIA agent living in Langley Falls, Virginia.
What sets it apart is its surprisingly consistent storytelling and the absurdist side characters, including Roger the alien and Klaus the talking goldfish.
Over time, many fans argue that American Dad! actually surpassed Family Guy in quality and creativity.
The show moved from Fox to TBS in 2014 and continued thriving without missing a beat.
Its ability to reinvent itself while staying true to its characters is genuinely impressive for a show this old.
9. Criminal Minds – 19 Seasons (Including Revival)
Criminal Minds brought a different angle to the crime drama genre by focusing not on detectives or lawyers, but on FBI profilers who get inside the minds of serial killers.
The show premiered in 2005 and quickly earned a devoted fanbase drawn to its psychological depth.
The Behavioral Analysis Unit team became some of TV’s most beloved characters, with Spencer Reid, played by Matthew Gray Gubler, becoming a particular fan favorite thanks to his genius-level intellect and quirky personality.
After 15 original seasons, the show returned with a revival series called Criminal Minds: Evolution, bringing the total season count past 18.
It proves that audiences never tire of watching brilliant minds outsmart dangerous criminals in tense, edge-of-your-seat fashion.
10. Supernatural – 15 Seasons
Grab your salt and iron, because Supernatural took viewers on one of the wildest rides in TV history.
Premiering in 2005, the show followed brothers Sam and Dean Winchester as they hunted monsters, demons, and everything in between across 15 action-packed seasons.
What started as a horror-adventure show grew into something much deeper, exploring themes of family, sacrifice, and destiny.
The chemistry between Jared Padalecki and Jensen Ackles made the Winchester brothers feel like real siblings, which kept fans emotionally invested for 15 years.
By the time it wrapped up in 2020, Supernatural had become a cultural phenomenon with a passionate, creative fanbase.
Its legacy lives on through fan communities, conventions, and a spin-off series that continues the story.
11. ER – 15 Seasons
Before Grey’s Anatomy, there was ER.
This groundbreaking medical drama premiered in 1994 and set the gold standard for how hospital shows should look, feel, and move.
Created by Michael Crichton and produced by Steven Spielberg, ER was a prestige television event from day one.
The show was filmed with a kinetic, almost documentary-style energy that made every episode feel urgent and real.
George Clooney’s early role as Dr. Doug Ross launched him toward superstardom, but the show was always bigger than any single cast member.
Running for 15 seasons until 2009, ER earned a record 124 Emmy nominations during its run.
Its influence on the medical drama genre is so deep that nearly every hospital show since has borrowed from its playbook.
12. It’s Always Sunny in Philadelphia – 18 Seasons
It’s Always Sunny in Philadelphia holds a special record as the longest-running live-action comedy series in American television history.
The show debuted in 2005 on FX with almost no budget, filmed on a consumer camcorder, and somehow turned that scrappy energy into a beloved classic.
The gang, a group of narcissistic, morally questionable bar owners in Philadelphia, stumbles through increasingly ridiculous situations while learning absolutely nothing from any of it.
That refusal to grow or change is actually part of the joke, and it never gets old.
Past 17 seasons now, the show keeps finding new ways to shock and delight its audience.
Its cult following is one of the most passionate in television, and new fans discover it on streaming platforms every single day.
13. Blue Bloods – 14 Seasons
Blue Bloods wrapped up after 14 seasons in 2024, leaving behind a legacy as one of CBS’s most consistent and beloved dramas.
The show followed the Reagan family, a multigenerational dynasty of New York City law enforcement officers, from beat cops to the police commissioner.
Tom Selleck’s portrayal of Police Commissioner Frank Reagan gave the show a steady, authoritative anchor, while the weekly family dinner scenes became a signature element that set it apart from other cop dramas.
Those dinner conversations tackled real moral questions in a surprisingly thoughtful way.
Blue Bloods proved that a show built on family values, personal integrity, and procedural storytelling could hold an audience for well over a decade.
Its finale was watched by millions of loyal fans.
14. The Big Bang Theory – 12 Seasons
The Big Bang Theory turned geek culture into must-watch primetime television.
Premiering in 2007 on CBS, the show followed a group of brilliant but socially awkward scientists whose lives were turned upside down by their new neighbor Penny, played by Kaley Cuoco.
Jim Parsons’ portrayal of Sheldon Cooper became one of the defining comedic performances of the 2000s, earning him four Emmy Awards and a Golden Globe.
Sheldon’s rigid routines and hilarious social blind spots made him endlessly quotable and unforgettable.
After 12 seasons and a series finale watched by nearly 24 million people, The Big Bang Theory closed as one of the highest-rated sitcoms in modern TV history.
A prequel spin-off, Young Sheldon, extended the universe for fans who were not ready to say goodbye.