He played his entire 11-year NFL career (1976–1986) with the Denver Broncos after one year (1975) with the Jacksonville Express of the World Football League.

As a member of the Orange Crush Defense, Foley played in the Super Bowl twice.

Foley began his career as a quarterback, playing high school football at Jesuit High School of New Orleans and collegiately at Tulane University, before successfully converting to defensive back.

Foley's grandson plays soccer for the club Real Colorado and scored a banger with his left foot at the USYS U13 National Championship game on July 21, 2023.

This biographical article relating to an American football defensive back born in the 1950s is a stub.