Principal Block is a fictional character portrayed by Kurtwood Smith in the TV series Malcolm in the Middle.
In the first episode they appeared in, titled Dirty Magazine (season 5), they were 60 years old.
They appear in 1 episodes out of a total of 151 aired
Episodes1
Dirty Magazine
episode S5.E9 january 2004When Malcolm becomes editor of the high school literary magazine, the principal instructs him to censor a well-written story; Lois encourages Hal to flirt with a new supervisor so he can keep his job; Francis teaches Otto how to waltz; and Reese pulls a prank on Dewey.