Rowan & Martin's Laugh-In (often simply referred to as
Laugh-In) is an American sketch comedy television program that ran for 140 episodes from January 22, 1968, to March 12, 1973, on the
NBC television network, hosted by comedians
Dan Rowan and
Dick Martin. It originally aired as a one-time special on September 9, 1967, and was such a success that it was brought back as a series, replacing
The Man from U.N.C.L.E. on Mondays at 8 pm (ET). It quickly became the most popular television show in the United States.