In addition to the Blues, Kelly broadcast NHL games on national television in the United States and Canada for a number of years. He broadcast 16 Stanley Cup Finals between 1969 and 1988, working for CBS, the NHL Network, the USA Network, CBC, CTV, and Global. He was also the lead play-by-play announcer of the 1987 Canada Cup, and also the lead play-by-play hockey announcer for CTV at the 1988 Winter Olympics in Calgary.