Kammala jumla mai zuwa: McLean ya buga wasan hockey na matasa tare da Oshawa Generals na Ontario Hockey League (OHL) kuma an rubuta shi a zagaye na shida, na 107 na gaba ɗaya ta hanyar aljanu a
Shekara ta 1984. Ya buga wasa tare da kungiyar Devils 'American Hockey League (AHL), Maine Mariners, kafin a siyar da shi zuwa Canucks a 1987. An fi saninsa da lokacinsa 10 da rabi tare da Canucks, a lokacin da ya kasance mai zuwa karshe don Vezina Trophies biyu a 1989 da 1992, wanda aka kira shi zuwa wasanni biyu na NHL All-Star kuma ya sami lambar yabo ta All-Star Team. A cikin 1994, ya goyi bayan Canucks zuwa wasa na bakwai na Stanley Cup Finals da Rangers. A shekarar 1998, an yi ciniki da shi kuma ya shafe shekaru uku na karshe na aikinsa tare da Hurricanes, Panthers da Rangers, kafin ya yi ritaya a shekara ta 2001.