[1] The teams had played twice during the regular season and Green Bay had won both: 20–17 in Milwaukee on September 26,[2] and 42–27 in Baltimore on December 12.
Colts Johnny Unitas and Gary Cuozzo were both sidelined with injuries, and newly signed replacements Ed Brown and George Haffner were ruled ineligible by the league owners,[4] so fifth-year running back Tom Matte, a quarterback in college at Ohio State, was thrust into service behind center.
[1][5][6] Defensive back Bobby Boyd, a one-time Oklahoma quarterback, assumed the back-up role.
[6][7][8][9] Green Bay kicker Don Chandler made a controversial field goal late in regulation (22 yards) to tie the game at ten.
The tiebreaker playoff between Green Bay and Baltimore was the last for the NFL; the league expanded to sixteen teams in four divisions in 1967 and a point differential was introduced to break ties.