Longest-Running Prime-Time Shows in History

Source: Courtesy of American Broadcasting Company

50. Dancing with the Stars (2005-present)
> Series run: 16 years
> Network: ABC
> Genre: Reality competition
> IMDb user rating: 4.7

This elimination competition pairs celebrities with professional dancers who train them to perform pre-determined dance routines. Each pair’s performances are rated by a rotating cast of seasoned and guest celebrity judges.

Source: DC_Rebecca / Creative Commons Attribution 2.0 Generic license / Wikipedia

49. Capital Gang (1988-2005)
> Series run: 17 years
> Network: CNN
> Genre: Talk
> IMDb user rating: No rating available

This political talk show featured a small panel of mostly conservative political columnists and commentators including Pat Buchanan, Mona Charen, and Robert Novak, as well as liberal pundit Al Hunt. Weekly guests included Newt Gingrich, Diane Feinstein, and Bob Dole.

Source: Courtesy of Cable News Network

48. Showbiz Today (1984-2001)
> Series run: 17 years
> Network: CNN
> Genre: Entertainment newscast
> IMDb user rating: 4.8

A news reporting segment focusing on the entertainment industry — including film, music, theater, and television — “Showbiz Today” featured simultaneous live broadcasts from hosts in New York City and Los Angeles.

Source: Courtesy of The Fremantle Corporation

47. What’s My Line? (1950-1967)
> Series run: 17 years
> Network: CBS
> Genre: Game
> IMDb user rating: 8.6

This game show featured celebrity panelists who would ask a contestant yes-or-no questions in order to guess the contestant’s occupation — or identity in the last round, involving a celebrity “mystery guest.”

Source: Courtesy of KVH Media Group

46. NCIS (2003-present)
> Series run: 18 years
> Network: CBS
> Genre: Crime drama
> IMDb user rating: 7.7

“NCIS” (an acronym for Naval Criminal Investigative Service) is a military crime procedural that follows the major case response team of special agents who investigate crimes, including murder and terrorism, in the D.C. metro area.