He attended the University of Houston[2] and was a member of the golf team.

His college roommates were future fellow professional golfer Fred Couples and future CBS Sports golf host Jim Nantz.

He had a total of five wins on the PGA Tour, all of which came in the late 1980s and early 1990s.

He established the tournament record of 265 at the Northeast Pennsylvania Classic, which is his sole win on the Nationwide Tour.

[3] After turning 50 in October 2008, McCallister began playing on the Champions Tour.