White will sit next to Fallon to talk about the Tuesday release of the "UFC 2009 Undisputed" video game and this Saturday's UFC 98 "Evans vs. Machida" pay-per-view in Las Vegas.
Also scheduled to appear on the show are Matt Lauer of "The Today Show," Mary McCormack of "In Plain Sight" and the band Iron and Wine.
The episode airs Tuesday night/early Wednesday, May 19 at 12:35 a.m. ET.
"Jimmy Fallon" is taped at Studio 6B in the 30 Rockefeller Center in New York City. White will also be in the area for the release of "UFC 2009 Undisputed" May 19 at 12:00 a.m. at the GameStop at 1282 Broadway.