OK! Exclusive: Casey Affleck, Summer Phoenix Have a Son

It's another boy for Casey Affleck!

The 32-year-old actor and his wife, actress Summer Phoenix, 29, have welcomed their second child, OK! can exclusively confirm.

"Yes, a son," a rep tells OK!.

No other details were released.

The two thespians are parents to 3-year-old Indiana. Baby Affleck's arrival makes uncles again out of Casey's and Summer's Oscar-winning siblings, Ben Affleck and Joaquin Phoenix, the latter of whom introduced the couple.

Expect some playdates with Violet soon!