‘The Dick Van Dyke Show’
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Timeless Television

‘The Dick Van Dyke Show’

Mary Tyler Moore and Dick Van Dyke star in a 1961 episode of his titular TV show.

 (CBS via Getty Images)
‘Star Trek’

Leonard Nimoy, left, William Shatner and James Doohan in the original “Star Trek” series. The show premiered 50 years ago as one of the new fall shows on NBC’s 1966-1967 schedule.

 (Paramount Pictures)

Brad Pitt, center right, joins the cast of NBC’s “Friends” as a mystery guest on its Thanksgiving episode in 2001.

 (Danny Feld / Associated Press)
‘Archie Bunker’s Place’

Carroll O’Connor, left, Allan Melvin and Jason Wingreen star in the CBS sitcom “Archie Bunker’s Place.”

 (Associated Press)
‘Gilmore Girls’

Lauren Graham, left, and Alexis Bledel in “Gilmore Girls.”

 (Michael Desmond / The CW)
‘Perry Mason’

Barbara Hale and Raymond Burr star in a 1960 episode of “Perry Mason.”

 (CBS via Getty Images)