Guest Stars Joe Spano as Tobias C. Fornell Abby Brammell as Marine Sergeant Heather Dempsey David Sullivan as NCIS Special Agent Larry Krone Robert Curtis Brown as Gary Tolin Benjamin King as Public Affairs Office Ron Sands Jacqueline Hahn as Kathy Tolin Larry Herron as Master Gunnery Sergeant Jason Kelly Lorenzo Callender as Gene Abbott Zack Weinstein as Judd Dempsey Co Starring Rayna Tharani as Mary Roberts