Kammala jumla mai zuwa: An haifi McIlhargey a ranar 7 ga Maris, 1952 a Edmonton, Alberta. Aikin McIlhargey na wasa ya kwashe shekaru takwas a kan tsaro, wanda ya fara ne lokacin da ya zama pro tare da Philadelphia Flyers a shekarar 1974. Ya zama Canuck a ranar 20 ga Janairu, 1977 lokacin da aka yi ciniki zuwa Vancouver tare da Larry Goodenough a musayar Bob Dailey. Ya bayyana a wasanni 167 don Canucks (1977 <unk> 80) kafin a sake shi zuwa Philadelphia don tsabar kudi a ranar 2 ga Janairu, 1980. Ya gama aikinsa na NHL don Hartford Whalers bayan da aka yi ciniki da shi tare da Norm Barnes a ranar 21 ga Nuwamba, 1980 don zaɓin zagaye na biyu na Hartford a cikin
Ƙaddamar da Ƙaddamarwa ta 1982. Ya buga wasanni 393 na NHL yana yin rikodin kwallaye 11, taimakawa 36 da minti 1102. Ya yi ritaya bayan kakar 1981/82.