Dirk Nowitzki’s 2015 Heroes Celebrity Baseball Game, presented by Baylor Medical Center, will feature a variety of sports and other celebrities, including Dallas Mavericks Tyson Chandler, Monta Ellis, Devin Harris and Charlie Villanueva; Dallas Cowboys Dez Bryant, Cole Beasley, Brandon Carr, Jack Crawford, Doug Free, Tyron Smith, J. J. Wilcox and Terrance Williams; former Dallas Mavericks Brian Cardinal, Michael Finley and Nick Van Exel; singer Ryan Cabrera; actors Josh Henderson and Geoff Stults and more.  Dallas Mavs forward Chandler Parsons will be a team manager.