geoff courtnall was signed by the boston bruins of the nhl as an undrafted free agent on july 6, 1983. he played for the bruins from the 1983–84 season to march 8, 1988, when he was traded, along with bill ranford to the edmonton oilers for andy moog. while in edmonton, he helped the oilers win the stanley cup in 1988. about four months later, the oilers traded courtnall to the washington capitals for greg adams. after two seasons in washington, according to the biography on his 1990 pro-set hockey card, courtnall requested a trade. courtnall was traded during the off-season to the st. louis blues for mike lalor and peter zezel.