She took over the role from Julie Andrews starting June 10. Andrews, 61, had given more than 600 performances in the show, about a woman playing a man playing a woman.
Welch is best known for her film roles in One Million Years B.C., Myra Breckenridge, Mother, Jugs & Speed and The Wild Party. She appeared on Broadway in 1981's Woman Of The Year, taking over for Lauren Bacall.
Appearing with Welch in Vic/Vic will be Tony Roberts, Tara O'Brien (Norma) and Michael Nouri (King Marchan). The show, directed by Blake Edwards, has a book by Edwards and lyrics by Leslie Bricusse, with music by the late Henry Mancini, augmented by Frank Wildhorn (who worked with Bricusse on Jekyll & Hyde).
For tickets and information on Victor/Victoria call (212) 307-4100.
--By David Lefkowitz