Tony Award-winning Broadway veteran Barbara Cook and four-time Tony nominee Raúl Esparza will be part of the "A Little Jurassic Treasure Hunt," a one-night-only event devised by Tony and Pulitzer Prize-winning composer-lyricist Stephen Sondheim at the American Museum of Natural History Oct. 3.
SOURCE: Playbill at 12:25PM on August 30, 2011