David Arquette, wife Christina expecting second child

LOS ANGELES, Oct. 13 (UPI) -- David Arquette and wife Christina McLarty are expecting baby No. 2.

The 45-year-old actor revealed in an Instagram post Thursday that McLarty, 35, is pregnant and expecting a baby boy. Arquette and his wife already share 2-year-old son Charlie.

"So incredibly blessed and honored that my wife @christinaarquette is pregnant with a baby boy!" the star captioned a video of his son holding a photo of the new baby's sonogram.

"Thank you Christina and humbled gratitude to G-D for this tremendous gift! Charlie and Coco are so excited and I am over the moon!" he added.

Arquette and McLarty welcomed Charlie in April 2014 and married the next year. The actor is also dad to 12-year-old Coco Arquette with ex-wife and Scream co-star Courteney Cox.

"She's an amazing mother and a dear friend," he said of Cox on The Wendy Williams Show in 2014. "We are great co-parenters."

Arquette is known for playing Deputy Dewey Riley in the Scream movies and has also appeared on the series In Case of Emergency and Pushing Daisies. He presently voices Skully on Jake and the Never Land Pirates.