Rubuta ci gaba ga wannan sakin layi - Dollas ya buga wasan hockey na matasa tare da Laval Voisins kuma ya zira kwallaye 61 a matsayin babban dan wasan matasa a 1982-83. A lokacin kakar 1983-84, Dollas ya fara buga wasan NHL, yana wasa a wasa daya tare da Winnipeg kafin a dawo da shi zuwa matasa kuma ya zira kwallaye 45 a wasanni 54 don Voisins. Voisins sun kasance zakarun QMJHL a waccan shekarar, amma sun kasa cin Kofin Tunawa. Jets sun zana 14th gaba ɗaya a cikin NHL Entry Draft na 1983
, Dollas ya buga wasanni 646 na NHL na yau da kullun, inda ya zira kwallaye 42 da taimakawa 96 don maki 138 kuma ya tattara mintuna 467 na hukunci a cikin aikin da ya shafe shekaru 16. Dollas ya lashe lambar zinare tare da Kanada a gasar zakarun duniya ta 1985 kuma ya kasance gasar All-Star. Dollas a halin yanzu mai sharhi ne na rediyo tare da TSN 690 akan watsa shirye-shiryen Montreal Canadiens, kuma malami ne tare da PSL Hockey a Laval, Quebec.