Board Thread:Show-Related Questions and Answers/@comment-5679696-20150824010930/@comment-25703308-20150824202021

Scripts are often given away as part of contests or donations. Kristen Bauer van Straten and William Shatner gave away some a while ago.

Anyway, most of the scripts now wouldn't tell you much. The most precious ones are the very first ones, before the show was picked up and revised.