Star Trek: Who Mourns for Adonais?

"Who Mourns for Adonais?" is the second episode of season two of the science fiction television series Star Trek, and the thirty-first episode of the series overall. It was directed by Marc Daniels with a teleplay written by Gilbert Ralston. It first aired on Friday evening on NBC on September 22nd, 1967. Like all episodes from the series, "Who Mourns for Adonais?" was digitally remastered with upgraded visual effects. This version first aired on January 12th, 2008.