<page_title> List of Doctor Who audio plays by Big Finish </page_title> <section_title> Series 4 (2009–10) </section_title> <table> <cell> "The Emperor of Eternity" <col_header> Title </col_header> <row_header> 8 </row_header> </cell> </table>
The Emperor of Eternity is a Big Finish Productions Doctor Who audio series.