Gallagher was selected in the first round of the 1974 NFL draft. He had planned to attend medical school, but decided to forgo that to play professional football.[2]
He played five years in the NFL for the Chicago Bears (1974), the New York Giants (1975โ1976). He retired from professional football in 1976 and entered medical school. However, in 1978, he returned to professional football.[3] He played for the Detroit Lions in 1978 and 1979.[4]
Honors
In 2005, Gallagher was selected as one of the 100 greatest Michigan football players of all time by the "Motown Sports Revival," ranking 65th on the all-time team.[5]