A graduate of John Burroughs High School in Burbank, California, Shackelford earned 7 varsity letters in 3 years in basketball, baseball and golf.

A 6'5" forward, Shackelford played college basketball at UCLA under legendary coach John Wooden.

Shackelford played part of one season in the American Basketball Association as a member of the Miami Floridians.

He worked on the crew of the American game show Almost Anything Goes, and was sports director for the 10 PM news for 5 years on KHJ-TV(Channel 9).

This biographical article relating to a United States basketball player, coach, or other figure born in the 1940s is a stub.