[1] He played college football for the Arizona State Sun Devils and was selected by the Detroit Lions in the 18th round of the 1962 NFL draft.
During his senior season in 1961, Zuger completed 67-of-133 passes (50.4%) for 879 yards and eight touchdowns, and led the team and ranked among the nationally with 10 interceptions (the third best single-season mark in ASU history), and had a 42.1-yard punting average.
In 1962, his rookie season, Zuger shared quarterback duties with Frank Cosentino,[3] as the #1 starter, Bernie Faloney, was injured.
Injuries limited Zuger to just eight games in 1964, and in 1965, with the trading of Faloney to Montreal, Zuger moved back to the quarterback position, sharing duties with Cosentino again, as well as in 1966, before taking over as the sole #1 quarterback in 1967 and leading Hamilton to victory in the 55th Grey Cup game against Saskatchewan, named as the Grey Cup Most Valuable Player.
In his final season, in 1971, Zuger returned to play all 14 games, completing 48.6% of his 265 passes for 1,632 yards, but he had a bad 8-19 touchdown-to-interception ratio.