Olver began his Sports career as an outfielder in the minor leagues, then with Saskatoon/Medicine Hat in the semi-pro Western Baseball League. He began his broadcasting career in the Moose Jaw/Regina area. In 1969, he moved to CFCF-TV in Montreal and then to CFTO-TV in Toronto. He spent the remainder of his broadcasting career with the Blue Jays (1981–1996), covering games on CTV, TSN, and BBS. In 2004, he was nominated for the Ford C. Frick Award.