(Photo Credit: Marcel Thomas/Getty Images)

Former "Cold Case" star Kathryn Morris, 44, and boyfriend Johnny Messner welcomed twin boys today, a rep for the actress confirmed to ABC News.

"Kathryn and Johnny couldn't be happier," added the rep.

Messner, 42, took to Twitter to add details about his new boys.

Read: Former 'Cold Case' Star Expecting Twins

"Kathryn and I had 2 beautiful baby boys at 7:57 [a.m.] today," he said. "Baby A was 6 pounds 9 ounces and baby B was 6 pounds 13 ounces ! We are so blessed."

The couple, who has been dating for more than three years, announced in April that they were expecting.

See: Hollywood's Most Adorable Kids

Earlier in the year, Morris completed a TV movie "The Surgeon General" alongside "Rudy" star Sean Astin, and Messner completed shooting "The Outsider" with Jason Patric and James Caan.