From Dick Eastman at http://blog.eogn.com/2014/06/05/new-season-of-who-do-you-think-you-... :
Cynthia Nixon and Rachel McAdams are among those featured on the new season of Who Do You Think You Are? The 48-year-old Sex & the City actress and 35-year-old The Notebook star will have their heritage explored in the new season of the popular television show.
The series will return to TLC for a second season next month. The upcoming episodes also feature Valerie Bertinelli (One Day at a Time), Jesse Tyler Ferguson (Modern Family), Lauren Graham (Gilmore Girls), Kelsey Grammer (Cheers, Fraiser) and Rachel’s sister Kayleen McAdams. Past stars include Sarah Jessica Parker, Brooke Shields, Tim McGraw and Vanessa Williams.
The new season of Who Do You Think You Are? premieres July 23 on TLC.
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I will try to find an episode order list in advance like last year.