Free Battlestar Galactica Scripts (TOS)
From Battlestar Wiki, the free, open content Battlestar Galactica encyclopedia and episode guide
The following scripts are available for download as a PDF file:
Saga of a Star World (early draft)
Galactica Discovers Earth - link is at top of page underneath the image on the right.
The Night the Cylons Landed Part 2 - link is at top of page underneath the image on the right.
Galactica Discovers Earth (early draft)
The Day They Kidnapped Cleopatra