 However, Reilly left the club midway through the season.Reilly was the coach in Castleford's 18-22 defeat by Hull Kingston Rovers in the 1985–86 Yorkshire Cup Final during the 1985–86 season at Headingley Rugby Stadium, Leeds on Sunday 27 October 1985, was the coach in the 31-24 victory over Hull F.C.in the 1986–87 Yorkshire Cup Final during the 1986–87 season at Headingley Rugby Stadium, Leeds on Saturday 11 October 1986, and was the coach in the 13-33 defeat by Leeds in the 1988–89 Yorkshire Cup Final during the 1988–89 season at Elland Road, Leeds on Sunday 16 October 1988.