Her role as Delilah, however, remains one of the most ... Maria Bello Maria Bello joined the cast of NCIS as Dr. Jacqueline ...

Margo Harshman plays the role of Delilah Fielding in the NCIS series. She was introduced in season 11 of the series, which is one of the longest-running shows on CBS with 22 seasons on air.

Many guest stars appeared on the NCIS Season 22, Episode 12 cast. They included Shari Belafonte ... could we see a surprise ...

Sean Murray as Special Agent Timothy McGee on the NCIS cast. Pic credit ... could we see a surprise appearance by his wife, Delilah? It would be fun to see actress Margo Harshman reprising ...