[citation needed] During the 1991–92 Rugby Football League season, Forshaw played for defending champions Wigan from the interchange bench in their 1991 World Club Challenge victory against the visiting Penrith Panthers.

[5] In the 1997 post-season, Forshaw was selected to play for Great Britain in two matches of the Super League Test series against Australia.

[3] Forshaw played for the Bradford Bulls as a loose forward in their 2001 Super League Grand Final victory against the Wigan Warriors.

As Super League VI champions, the Bradford Bulls played against the 2001 NRL Premiers, the Newcastle Knights in the 2002 World Club Challenge.

Forshaw played for the Bradford Bulls as a loose forward in their 2003 Super League Grand Final victory against the Wigan Warriors.