William Petersen
William Petersen
William Petersen and his wife Gina Cirone have welcomed twins -- a boy and a girl -- born via surrogate, according to People.com. The babies were born prematurely on July 5 in Los Angeles, but have been steadily improving and will soon be ready for the couple to take home.

Petersen is an official ensemble member at the Steppenwolf Theater Company in Chicago. His credits with the company include Dublin Carol, Balm in Gilead and Fool for Love. Other theater credits include In The Belly of the Beast, The Night of the Iguana, A Streetcar Named Desire, and Glengarry Glen Ross. He is best known for his role as Gil Grissom on CBS-TV's CSI.