Twins on the Way for Marshall and Jamie Anne Allman

Jamie Anne Allman is good at keeping secrets — but she’s ready to let this one out of the bag.

The Killing star and husband Marshall Allman are expecting their first children — a set of twins! — this spring, the couple tell PEOPLE exclusively.

“We were ecstatic to find out we were pregnant and overjoyed to learn they were fraternal twins,” the couple tell PEOPLE.

“Twins run in both of our families so we were prepared for the possibility, but we know we’re gonna need all the prayers and help we can get.”

Jamie Anne and Marshall, best known for his roles as Tommy on True Blood and L.J. on Prison Break, broke th...