January - The Lawrence Welk Show airs its Salute to Mexico episode where Anacani makes her debut with the Champagne Music Makers. That episode also marks the final time Sandi Griffiths and Sally Flynn appear together as the act of Sandi & Sally
March 23 – The longest running daytime game show to that time — NBC's Concentration — airs its 3,796th and final telecast, after a run of 14 years and seven months. The record will be eclipsed in 1987 by The Price is Right; today, Concentration still ranks fourth in continual longevity among all daytime/syndicated game shows.
April 1 - Prisoner and Escort, the pilot episode of Porridge, airs as part of Seven of One.
May 17 - U.S. daytime television is interrupted by the Watergate hearings, which would continue until August 7. Each network aired coverage in rotation every third day (ABC was first, then CBS and NBC).
July 2 - US television program Match Game airs its first episode of its 1970s version; it soon becomes immensely popular and eventually the #1 rated daytime television progam for 1973, 1974, and 1975, as well as the king of game shows in those years plus 1976 and 1977.
August 6 - James Beck, who stars as Private Joe Walker in the popular UK sitcom Dad's Army, dies of a burst pancreas at the age of just 44. Although the series continues until 1977, the part of Walker is not recast and the show carries on without him.
September — A pilot for a game show called "Shopper's Bazaar" is produced for — and quickly rejected by — NBC. The game show pilot is hosted by a then-little-known songwriter named Chuck Woolery. The concept of solving puzzles and using winnings to purchase prizes is overhauled and soon becomes Wheel of Fortune.
November 12 - The longest running UK comedy series Last Of The Summer Wine starts as a series on BBC1 (the pilot had aired on 4th January 1973). This programme is still active.
December 19 - After reading a news item that said the federal government had fallen behind in getting bids to supply toilet tissue, Johnny Carson inadvertenly triggers an unprecedented three-week panic when he announces, on the Tonight Show, that there is an acute shortage of toilet paper in the U.S.