Peter Jackson was an Australian professional rugby league

Rugby league

Rugby league football, usually called rugby league, is a full contact sport played by two teams of thirteen players on a rectangular grass field. One of the two codes of rugby football, it originated in England in 1895 by a split from Rugby Football Union over paying players...

 footballer of the 1980s and '90s. A Queensland State of Origin and Australian international representative back, he played club football in both Queensland and New South Wales as well as a season in England. Jackson worked in the media following his retirement in 1993 and died as the result of a drug overdose in 1997.
In 1980, Peter Jackson played rugby union

Rugby union

Rugby union, often simply referred to as rugby, is a full contact team sport which originated in England in the early 19th century. One of the two codes of rugby football, it is based on running with the ball in hand...

 in the under-17s Australian schoolboys representative side before playing in the under-18s Australian schoolboys rugby league side the following year.