"NCIS: The Ninth Season" is a collection of episodes from "NCIS", the TV series. "NCIS" follows a group of naval officers who are part of the investigative NCIS group which provides services for the Navy. Members of the team investigate crimes ranging from murder to espionage. Side stories follow the personal lives of the main characters. The series stars Mark Harmon, Michael Weatherly, Pauley Perrette, David McCallum, and Sean Murray. Arvin Brown, Dennis Smith, James Whitmore Jr., Leslie Libman, and Mark Horowitz direct this crime drama. The 6-disc set of "NCIS: The Ninth Season" is formatted as a box set in full color with Dolby surround and Widescreen output in NTSC standards. Twenty-four episodes comprise the 6-disc set and cover the entire broadcast season. The crime drama is presented in English language and provides English captions for the hearing impaired. "NCIS: The Ninth Season" is not rated and was released by Paramount Studios. The aspect ratio for the DVD set is 1.85:1, and region formatting is Region 1 for US and Canada only.