Trevor Chappell keep his place in the squad for the finals. In the second final Chappell took 2–21. He is most remembered for what happened in the third final. Chappell became infamous after bowling an underarm delivery when playing for Australia during a match against New Zealand in 1981. The teams were contesting the third final of the Benson and Hedges World Series Cup. New Zealand needed to score six runs to tie the match. Not wanting to risk this, Greg Chappell, Australia's captain and Chappell's brother, asked Trevor Chappell how his underarm bowling was. When Trevor Chappell replied that he didn't
Trevor Chappell started off the season with 55 for a Rick McCosker XI against a Ross Edwards XI in a trial game. This ensured his selection in the New South Wales side for the first Sheffield Shield match that summer, meaning Chappell had now played for three states. He was preferred to non-WSC-aligned batter John Dyson, which caused some controversy at the time. Chappell was under pressure to justify his selection but responded with 150 against West Australia, helping New South Wales win. He later scored 144 against Tasmania 76 not out against Queensland and 80 against the touring English. Chappell started