Nicole Sullivan and Jason Packham
Roger Karnbad/Celebrity Photo
08/31/2009 AT 07:00 PM EDT
star Nicole Sullivan has given birth to her second child, a boy, her rep confirms to PEOPLE exclusively.
Beckett Edward Packham was born in Los Angeles at 9:56 a.m. today, weighing 8 lbs., 6 oz. and measuring 21 1/4 inches long. He joins big brother Dashel Pierce, 2, at home.
The actress will return to the small screen this fall for the second season of her Lifetime Television comedy series, premiering on Monday, Oct. 5 at 7:30 p.m. ET/PT. On the show, Sullivan plays an overstretched working mom in a garage band.
When announcing her pregnancy
earlier this year, Sullivan, 39, told PEOPLE, "Dash is thrilled to have a partner
in crime, Jason is excited about doubling his chances to have a child in the NBA, and I am enjoying all the eating that comes along with being pregnant."