NEW YORK –
The couple's first child, Mattea Angel, was born in November 2004. The 38-year-old actress and Backus, a 24-year-old actor, were married in June of that year.
"I'm so excited that Mattea is going to have a sibling," Sorvino told People magazine. "We're going to be a family of four."
The baby is due this summer, People reported.
Sorvino, the daughter of actor Paul Sorvino, was recently nominated for a Golden Globe for her performance in the Lifetime miniseries "Human Trafficking." She is to star in an upcoming CBS miniseries "The Hades Factor."
Her screen credits also include roles in "Romy and Michele's High School Reunion" and "Quiz Show."