Don Leo Jonathan
The Kangaroos never forgot their roots and continued to work in Canada off and on through the years; in addition to Stampede Wrestling, the team also worked for NWA All-Star Wrestling based in Vancouver, British Columbia. Costello featured in a National Film Board of Canada short subject "La Lotta"/"Wrestling"/"Le Catch". Their stint in NWA All-Star Wrestling was the last time Costello and Heffernan teamed together. In June 1965, The Kangaroos lost to Don Leo Jonathan and Jim Hardy and then split up. Heffernan had left Australia to tour the world in 1953 and wanted to return to his homeland, while Costello was determined to remain in the United States for a while longer.