Television series have become one of the most popular forms of entertainment for audiences worldwide. With the advent of streaming platforms such as Netflix and Amazon Prime, viewers have access to a vast selection of TV shows. Some of these shows have been on the air for several years and have amassed a large number of episodes. So, which TV series has the most episodes?

The answer to that question is a bit complicated as there are several shows that can lay claim to the title of the most episodes. However, if we are looking at the number of episodes in total, the answer is "The Simpsons." The animated sitcom has been on the air since 1989 and has aired 706 episodes as of 2021. The show is known for its satirical take on American culture and has become a pop culture phenomenon.

Another show that has been on the air for a long time and has a large number of episodes is "Law and Order: Special Victims Unit." The crime drama has been on the air since 1999 and has aired 480 episodes as of 2021. The show follows the detectives of the New York Police Department's Special Victims Unit as they investigate sexually based offenses.

"Gunsmoke" is another show that has a large number of episodes. The western drama aired from 1955 to 1975 and aired a total of 635 episodes. The show follows the adventures of Marshal Matt Dillon as he tries to maintain law and order in the town of Dodge City.

"NCIS" is another show that has been on the air for a long time and has a large number of episodes. The crime drama has been on the air since 2003 and has aired 413 episodes as of 2021. The show follows the agents of the Naval Criminal Investigative Service as they investigate crimes involving the United States Navy and Marine Corps.

"Doctor Who" is a British science fiction series that has been on the air since 1963. The show follows the adventures of a time-traveling alien known as the Doctor as he travels through time and space in a spaceship called the TARDIS. The show has aired a total of 862 episodes as of 2021, making it one of the longest-running television shows of all time.

"Days of Our Lives" is a daytime soap opera that has been on the air since 1965. The show follows the lives of the residents of the fictional town of Salem, Illinois. As of 2021, the show has aired 14,778 episodes, making it one of the longest-running scripted television shows in history.

"General Hospital" is another daytime soap opera that has been on the air for a long time. The show premiered in 1963 and has aired over 14,000 episodes as of 2021. The show is set in the fictional town of Port Charles, New York, and follows the lives of the residents.

"Guiding Light" was a daytime soap opera that aired from 1952 to 2009. The show holds the Guinness World Record for the longest-running television drama in history, having aired a total of 15,762 episodes. The show followed the lives of the residents of the fictional town of Springfield, Illinois.

It's worth noting that some shows have aired a large number of episodes, but not all of them are considered part of the main series. For example, "Doctor Who" has several spin-offs, including "Torchwood" and "The Sarah Jane Adventures," which also have a significant number of episodes.

The TV series with the most episodes is "The Simpsons," with a total of 706 episodes as of 2021. Other shows that have a large number of episodes include "Law and Order: Special Victims Unit," "Gunsmoke," "NCIS," "Doctor Who," "Days of Our Lives," "General Hospital," and "Guiding Light." These shows have become staples of television programming and have entertained audiences for decades.