Mary McCormack expecting third child

(CBS) Actress Mary McCormack is pregnant, and the character she plays on "In Plain Sight" will be expecting a baby too, People magazine reports.

The actress' rep confirmed the news to the magazine on Friday.

Pictures: Celebrity baby bumps

McCormack, 42, and Morris married in 2003. The new baby will join their daughters Margaret, 6, and Rose, 3.

McCormack's pregnancy will be written into the show's storyline, according to the report. She plays U.S. Marshall Mary Shannon on the USA series.

The fourth season of "In Plain Sight" will premiere on May 1.