S4 E24 | 05/22/07
Angel of Death
Witch Hunt -- Gibbs and the NCIS team investigate when a Marine is attacked in his home and his daughter is apparently kidnapped on Halloween night. After receiving a ransom call from the kidnapper, the NCIS team learns that the couple was recently separated after a marital indiscretion by the wife. Armed with that new information, Gibbs and the team focus their investigation on the woman's ex-boyfriend. Meanwhile, Abby's Halloween costume renders McGee and Tony speechless.