Details:
Via TVLine:
Adler, who has recurred on Glee since Season 1, will appear as a guest star in the pilot — and may or may not stay on if it gets picked up to series.
Last Resort is set in the not-so-distant future and follows the crew of a U.S. nuclear submarine who become fugitives after refusing to fire their missiles. Ultimately, they make camp on an island that hosts a NATO listening station and declare themselves an independent nuclear nation.
