Want an example of DVD sales of popular cancelled shows doing something extraordinary! Then look no more further than this interview with, Seth MacFarlane of Family Guy fame.
As a Family Guy fan and it being one hell of a interview. Go here to this link to read more?
https://filmforce.ign.com/articles/539/539467p1.html
Enjoy
Galactica's continuation is hard to get others to root for and revive, but it seems all is not lost with one of my favorite other shows.
Cheers folks.
KJ