The production debuted in New York at the Barrow Street Theatre on March 24, 2008 for an announced run of six shows. The show is now an authorized production as it is licensed by FremantleMedia, the owners of "What's My Line?". As of April 12, 2008 the New York mystery guests have been George Wendt, Moby, Natalia Paruz and Tony Roberts. Panelists have included Jonathan Ames, Joy Browne, Stephanie D'Abruzzo, Frank DeCaro, Michael Riedel, and original TV version veterans Betsy Palmer and Julia Meade. The first guest on the New York show (#75 in the production overall) was Pat Finch, who was the first guest on the first CBS episode.