Toni Collette and Dave Galafassi

Toni Collette and musician Dave Galafassi are expecting baby No. 2, her rep tells

Check out photos of Collette through the years

The 37-year-old Oscar nominee and United States of Tara star wed Galafassi in 2003. They have a 2-year-old daughter, Sage Florence.

Collette is due next year.