The Actors Fund has announced a 15th Anniversary Reunion Concert benefit celebration of the 2002 Tony Award-winning Broadway production of Thoroughly Modern Millie. The concert will star Sutton Foster, Gavin Creel, Harriet Harris and other original cast members for a one-night-only benefit to raise funds for The Actors Fund, the human services organization that helps everyone in entertainment and performing arts. The event will take place on Mon Feb 12 at 7:30 PM at The Minskoff (200 West 45th St).  The benefit concert will co-star many original cast members including Marc Kudisch, Frances Jue, Megan McGinnis, Anne Nathan, Sheryl Lee Ralph. Original award-winning creative team members Michael Mayer (director), Rob Ashford (choreographer) and Michael Rafter (musical director) will helm the evening.  The musical features a book by Richard Morris and Dick Scanlan, music by Jeanine Tesori and lyrics by Dick Scanlan, For tickets, please  visit www.actorsfund.org/Millie or call 212.221.7300 ext. 133. Press contact: DKC/O&M Co (212/695-7400)...