Jack was a fullback for the Tigers during the late 1980s, and early 1990s, under the captaincy of Wayne Pearce and the coaching of Warren Ryan.
His association with English rugby league began at the end of the 1986 Kangaroo tour when he stayed on to play for Salford before returning to the Tigers.
[citation needed] On 20 July 1988, Jack played for Australia in their record 62-point win over Papua New Guinea, scoring a try.
[5] After Jack broke an arm in a 1989 pre-season match [citation needed] the door opened for his State of Origin rival Queenslander Gary Belcher who from that point was the favoured Australian representative for the fullback position.
Jack was appointed coach of English club Salford in July 1993, but departed following their relegation from the top flight at the end of the 1994–95 Rugby Football League season.
[9] Former Swan and radio personality Ryan Fitzgerald criticised Garry Jack and his wife for airing the feud publicly on Twitter.