Kammala jumla mai zuwa: McCarthy ya taka leda a kakar wasa ta 2004-05 tare da Des Moines Buccaneers na United Hockey League. Daga nan ya buga wasan hockey na kwaleji tare da Jami'ar Boston a Hockey East kafin San Jose Sharks ya zaba shi, na 202 a cikin duka
Ƙaddamarwar NHL ta 2006.