After playing three of the last four games in 2007, Foster has a horror 2008 season, only playing one game for Fremantle and four games for East Fremantle before a back injury ruled him out the remainder of the season in Round 13.
Foster's performance suffered after playing three of the last four games in 2007, leading to a poor 2008 season where he only played limited games for Fremantle and East Fremantle before an injury ended his participation in the remainder of the season in Round 13.