Raised in Commack, Long Island, NY

Began his broadcasting career in Syracuse, NY on WSYR-TV and Radio, the Syracuse University student stations

Joined KMOX-AM Radio in St. Louis, MO, working as play-by-play voice of the ABA Spirits of St. Louis

While working as the radio voice of University of Missouri basketball, handled regional NFL (football) and NBA (basketball) assignments for CBS Sports

Hosted a sports radio show

Announced radio broadcasts for the "Chicago Bulls"

Became a sportscaster for NBC

Hosted World Series (baseball) pre-games in 1982, 1984, 1986 and 1988

Gained notice through his work with analyst Tony Kubek on NBC's "Game of the Week" (baseball) broadcasts

Announced the American League (baseball) Championship Series in 1983, 1985, 1987 and 1989

Hosted baseball's All-Star Game pre-game shows in 1983, 1985, 1987 and 1989

Hosted NBC's pre-game pro-football show (subsequently renamed "NFL Live")

Hosted nationally syndicated weekly radio talk show "Costas Coast to Coast"

Featured in video entitled "The 500 Home Run Club"

Hosted the pre-games for Super Bowl (football) XX, XXIII and XXVII

Anchored the late-night portion of the XXIV Olympiad (the summer Olympics) in Seoul

Hosted own late night interview show, "Later With Bob Costas"

Served as the primetime anchor for the summer Olympics in Barcelona

Hosted final football broadcast as a Super Bowl anchor (Super Bowl XXVII)

Hosted "Last Call!: A Cheers' Celebration", an NBC comic interview special that preceded the final episode of the longrunning sitcom

Hosted "One on One: Classic Television Interviews", a CBS compilation special

Feature debut, appeared as himself in Ron Howard's "The Paper"

Appeared as himself in Michael Ritchie's sports comedy feature, "The Scout"

Episodic TV debut, provided an aural guest spot for the ABC cartoon sitcom "The Critic"

Appeared as a recurring commentator in "Baseball", Ken Burns' mammoth PBS documentary chronicle

Hosted the first primetime TV project from Sports Illustrated Television, "40 for the Ages: Sports Illustrated 40th Anniversary Special"

Expanded broadcasting duties at NBC; contributed segments to various NBC News programs, including the primetime news magazines "Now with Tom Brokaw and Katie Couric" (1994) and "Dateline"

Signed a six year contract with NBC

Hired to provide play-by-play for ESPN's coverage of Major League Baseball

Hosted "On the Record with Bob Costas" on HBO