Era 1960s

Ventriloquist ray allen (also responsible for Lord Charles) always seemed to be very patient in his shows with scruffy (and very naughty) boy tich, and vociferous (and even naughtier) duck quackers.

Era - 1950s

One of the most interesting aspects of 'Whacko' from the perspective of today is the way that corporal punishment is accepted as a normal aspect of school life, which as often as not has its funny side. To begin with, there is the programme's title, derived from the schoolboy slang for a caning. The headmaster is seldom without his cane as he walks about the school premises and he is only too happy to use it.

http://home.freeuk.com/mkb/tv-fiilm/whacko/whacko.htm