Is or Isn't Entertainment is a television, film and web content development company started in 2003 by Lisa Kudrow and Dan Bucatinsky, later joined by Don Roos. Is or Isn't has developed several films, television pilots and series -- most known is the critically acclaimed and award-winning HBO series, The Comeback.

The company partnered with the U.K.'s Wall to Wall Productions to produce the hit, BBC alternative reality series Who Do You Think You Are? for U.S. audiences. The show follows celebrities as they embark on journeys to encounter their genealogy. The series includes an episode featuring Lisa Kudrow, along with such names as Sarah Jessica Parker, Spike Lee, Susan Sarandon and Emmitt Smith. The show premieres March 5th on NBC.

Is or Isn't launched the web series Web Therapy in 2008, and the series was honored with a 2009 Webby Award for Best Comedic Performance. Web Therapy is currently in production on its third season, set to premiere in April 2010.

In 2009, Is or Isn't executive produced the independent film, Love and Other Impossible Pursuits, written and directed by Don Roos, starring Natalie Portman and Lisa Kudrow.

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