Not sure how big is your stroller, but check out this thread with picture of double stroller in the trunk:
http://www.ct200hforum.com/forum/le...forum/119504-new-2012-ct-200h-f-sport-se.html
As for rear facing car seat, I remember it was hard to install in just about any car that doesn't have completely flat seat. If I could fit a rear facing car seat in the back seat of my Mini Cooper, you should be able to do it with the CT.
http://www.ct200hforum.com/forum/le...forum/119504-new-2012-ct-200h-f-sport-se.html
As for rear facing car seat, I remember it was hard to install in just about any car that doesn't have completely flat seat. If I could fit a rear facing car seat in the back seat of my Mini Cooper, you should be able to do it with the CT.