Although It's A Knockout ended as a regular series in 1982, there were several one-off special programmes made in the later 1980s. These included The Grand Knockout Tournament, featuring members of the British Royal Family.

JSFnetGB Series Guide pages researched by
Alan Hayes, David Hamilton, Neil Storer, Christos Moustakas, Philippe Minet,
Sébastien Dias, Ischa Bijl, Paul Leaver and JSFnet Websites