NCIS is diving into season 22's heartbreaking death with a cast addition. The end of season 22 saw Gary Cole's character Alden Parker have his life spared by his nemesis, mob boss Carla, who is played by Rebecca De Mornay , however only to later find she seemingly killed his father instead. Now, when season 23 premieres on October 14, fans will get to see Alden mourn his father, with the support of his on-screen sister.

Gary's on-screen sister, Navy Vice Admiral Harriet Parker, will be played by Nancy Travis , who is coming on under a guest starring role.

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