SJA Audios is something I need to look into some day as well, I really enjoyed the Show once it got beyond the more Juvenile S1.
Big Finish's SJ output isn't based on SJA, but rather pre-dates it. It's an original series
looking at Sarah's post-Doctor investigative life, and released between 2002 and 2006.
So, the better adventures of K9 and Company
(Cheezy and awful as it is, I do have a soft spot in my heart for K9 and Company)
One Day I hope to be the Man my Cat thinks I am
Where are we going? And why are we in this Handbasket?