Pauley left the series after 15 seasons after reportedly falling out with her NCIS co-star Mark. Now Agent Gibbs has also left the team, the actress best known as forensic expert Abby Sciuto has shared some rare insight into the popular CBS franchise.

NCIS fans have been celebrating the long-running career of Special Agent in Charge Agent Gibbs after his departure during the 19th season of the popular series.

Gibbs eventually left the team after being demoted for improper treatment against a suspect, and finally decided to permanently retire from crime-solving.

As the latest instalment enjoys its midseason break over the holidays, some of former NCIS lead Mark's old co-stars have weighed in on his impact.

Pauley revealed: "Abby is the only one who can crack back with him, like 'Gibbs, you're being crabby.'