Kathryn Morris

Former Cold Case star Kathryn Morris and her boyfriend Johnny Messner are expecting twin boys, People reports.

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Morris, 44, is due in early September. "She and Johnny couldn't be happier," her rep tells the magazine. The couple has been together for three years.

Morris is currently filming the medical drama pilot The Surgeon General for her old network, CBS. Messner, who guest-starred opposite Morris as FBI Agent Ryan Cavanaugh on Cold Case in 2010, recently wrapped the film The Outsider.