Besides his hosting duties, Gumbel provided play-by-play for the NBA, Major League Baseball including the 1993 American League Championship Series (alongside Jim Kaat), and College World Series baseball.
Greg Norman | Greg LeMond | Greg Louganis | Greg Chappell | Greg Nickels | Greg Bear | Greg Abbott | Greg Osby | Greg Dyke | Greg Kurstin | Greg Grunberg | Greg Lynn | Greg Mortenson | Greg Keelor | Greg Hopkins | Greg Behrendt | Greg Phillinganes | Greg Morrisett | Greg James | Greg Giraldo | Greg Egan | Greg Dulli | Greg Bahnsen | Red Eye w/Greg Gutfeld | Real Sports with Bryant Gumbel | Greg Shaw | Greg Schiano | Greg Rucka | Greg Raymer | Greg Kihn |
In 1997, Kellogg joined CBS Sports full-time as a studio/game analyst for college basketball coverage, and was one of three in-studio hosts for March Madness along with Greg Gumbel and Sports Illustrated's Seth Davis.