NCIS: New York secrets spilled in on-set photos of LL Cool J, Scott Caan and more stars of new spinoff

Mark will appear in all the episodes of season 3 as part of a present-day mystery in relation to his 90s Camp Pendleton days.

This will be Mark’s third time appearing on the spin-off, but the first time his character will be part of the entire story.

The news was announced on The NCISverse Instagram account as they wrote: “The story he never told enters continue reading …