The beloved series The Waltons premiered in 1972 at a time when wholesome family shows were far less common than a decade prior. Nevertheless, it bucked conventional wisdom and became immensely popular. The show aired nine seasons, lasting until 1981.

Can you remember all the other programs on TV during that time? There were sitcoms and dramas, of course, but also Westerns, science fiction and action series. Guess if the following 20 shows aired any first-run episodes during the same period as The Waltons.