<page_title> NCIS (season 12) </page_title> <section_title> Episodes </section_title> <table> <cell> 1 <col_header> No. in season </col_header> <row_header> 259 </row_header> </cell> <cell> "Twenty Klicks" <col_header> Title </col_header> <row_header> 259 </row_header> </cell> <cell> September 23, 2014 <col_header> Original air date </col_header> <row_header> 259 </row_header> </cell> <cell> 18.23 <col_header> U.S. viewers (millions) </col_header> <row_header> 259 </row_header> </cell> </table>
The NCIS (season 12) premiere episode was aired on September 23, 2014 and seen by 18.23 million people.