Before starting his wrestling career, Kiniski played football with the Edmonton Eskimos of the Canadian Football League (CFL). On his team, Kiniski was joined by future professional wrestlers Wilbur Snyder and Joe Blanchard. Al Oeming and Stu Hart were at the Eskimos training camp when Kiniski was trying out for the team. Kiniski had a lengthy stint in the World Wide Wrestling Federation (WWWF) in 1964. During his time in the WWWF, Kiniski had matches against Bruno Sammartino and they had a match at Madison Square Garden on November 16, 1964. After he Kiniski thought he had pinned Sammartino on the second fall, he took the championship and left. He was counted out be kept the championship until they had a rematch on December 14.