PRINCETON, N.J., April 30 /PRNewswire-FirstCall/ -- Orchid Cellmark Inc. (Nasdaq: ORCH - News), a leading worldwide provider of identity DNA testing services, will release its first quarter 2007 financial results on Thursday, May 3, 2007 at approximately 7:00 am EDT, and is hosting a conference call and webcast to discuss the results at 10:00 a.m. EDT on the same day. Management will discuss financial results for the first quarter 2007 as well as operating highlights. A question-and-answer session will follow management's discussion. All interested parties are encouraged to listen to the live conference call or the live or archived webcast.