Finneran, 39, is a cast member of "I Hate My Teenage Daughter."
UsMagazine.com reported the actress' pregnancy Thursday but didn't say when she is due to give birth.
The child will be the second for Finneran and actor Darren Goldstein, who married in August 2010.
They are also the parents of a 10-month-old son named Ty.
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