Anthony James `` Tony O '' Esposito ( born April 23 , 1943 in Sault Ste . Marie , Ontario ) is a retired professional ice hockey goaltender , who played in the National Hockey League , most notably for the Chicago Black Hawks . Anthony James `` Tony O '' Esposito ( born April 23 , 1943 ) is a retired Canadian-American professional ice hockey goaltender , who played in the National Hockey League , most notably for the Chicago Black Hawks .