At the age of 16, he became the property of the Chicago Blackhawks but was sent to their Ontario Hockey Association affiliate, the Galt Black Hawks.

In his 13 years as a professional hockey player, he played for the New York Rangers, Toronto Maple Leafs, Hershey Bears, St. Louis Flyers, and Buffalo Bisons (AHL).

[1] By the end of his professional hockey career, Conacher had played 229 NHL regular season games, with 47 goals and 39 assists.

He also served as a board member for the Charlie Conacher Throat Cancer Research Fund at the Toronto General Hospital.

Another cousin Brian Conacher represented Canada at the 1964 Winter Olympics and played for the Toronto Maple Leafs, winning a Stanley Cup with them during the 1966–67 NHL season.