CCH Pounder played Deborah O'Leary in Celestial Navigation. She was previously a cast member of John Wells' ER and later became a cast member of The Shield. She has been nominated for three Emmy awards.
She was a finalist for the role of C.J. Cregg before it went to Allison Janney. Ms Pounder has more recently been seen in the role of Mrs. Frederic, the Caretaker of Warehouse 13.