How big an event?

The biggest non live game telecast of football on the NFL calendar.  ESPN will no doubt be the #1 rated cable network tonight and they might be in the top three of all TV networks.

Chris Berman and Mel Kiper, working their 30th and 27th NFL Drafts for ESPN, respectively, will team with analysts Gruden, Tom Jackson and Steve Young on the main set from Radio City, while senior NFL analyst Chris Mortensen and NFL Insider Adam Schefter will report from an additional set location in the hall. Monday Night Football reporter Suzy Kolber will conduct interviews with Draft prospects at Radio City when they arrive, in the green room and after they are selected.

Draft coverage on both Thursday and Friday will begin at 3 p.m. with SportsCenter Special: On the Clock hosted by Monday Night Football’s Mike Tirico from the ESPN studios in Bristol, Conn., with analysts Cris Carter, Trent Dilfer, Kirk Herbstreit (Thursday only), Ron Jaworski, Keyshawn Johnson and ESPN Scouts Inc. director of college scouting Todd McShay. Opening round coverage of the NFL Draft telecast will begin Thursday, April 22 at 7:30 p.m. on ESPN from Radio City Music Hall. Day 2 (Rounds 2-3) will begin Friday, April 23 at 6 p.m. on ESPN and will continue on ESPN2 until the conclusion of Round 3.

Day 3 coverage will begin Saturday, April 24 at 9 a.m. on ESPN with a one-hour SportsCenter Special: On the Clock followed by all seven hours (10 a.m. – 5 p.m.) of Rounds 4-7 with NFL Live’s Trey Wingo hosting from Radio City with Gruden, Kiper, Jaworski, Mortensen and Schefter.  Kolber will co-host from Bristol with Tedy Bruschi, Trent Dilfer, Herm Edwards and McShay.

Sunday’s coverage will include a two-hour SportsCenter Draft Wrap Up Special at 1 p.m. on ESPN with Kolber and analysts Edwards, Kiper and McShay.

The NFL Network will be there in full force Rich Eisen, Marshall Faulk, Michael Irvin, Jason La Canfora and Steve Mariucci on the set at Radio City Music Hall along with draft expert Mike Mayock will also part of a huge coverage team.

The NFL Network will provide coverage of all 32 first-round picks and instant analysis from 11 former players, four former coaches and two team personnel alums. NFL Network reporters also contribute live reports from team facilities in St. Louis, Detroit, Washington, Seattle, San Francisco, Pittsburgh and Philadelphia. In addition, NFL Network’s draft coverage features live war rooms shots for six franchises (Atlanta, Dallas, Green Bay, St. Louis, San Francisco and Seattle), giving viewers “fly on the wall” shots.

Day 2 starts with another two-hour edition of Path to the Draft Presented by GMC Sierra on Friday at 11:00 AM ET, followed by the NFL Total Access Pre-Draft Show Presented by Lexus at 1:00 PM ET. The second day of the 2010 NFL Draft Presented by Verizon features rounds 2 and 3 at 6:00 PM ET.

Texas Coach Mack Brown joins NFL Network’s on-air team for the third and final day of coverage of the NFL Draft Saturday at 10:00 AM ET.