'CSI's' William Petersen, 58, Welcomes Twins Via Surrogate

Kevin Winter/Getty Images

The former procedural star and his wife Gina Cirone have a boy and girl.

Former CSI star William Peterson, 58, welcomed twins in July via surrogate, his rep confirmed to People on Tuesday.

PHOTOS: Summer TCA Gallery

He and wife Gina Cirone had a boy and girl. They were born prematurely, but their health is improving.

‘CSI’: Ted Danson Replaces Laurence Fishburne

"The babies are doing great and are improving every day and we can't wait for them to come home," the couple tell People in a joint statement. They wed in 2003.

'CSI': 5 Things to Know About the Ted Danson Reboot

Petersen's daughter Maite, 36, has two young sons as well.

Petersen's Gil Grissom was replaced by Laurence Fishburne in 2009 on CSI. Fishburne will be followed by Ted Danson on the next season, which premieres in September.