Then there's Sabine the teenage
Next is Chopper the astromech, who is also designed around early McQuarrie designs for R2D2. He came across as indifferent to the drama going on around the Ghost.
Speaking of Chops, in SoR we are introduced to Agent Kallus a member of the Imperial Security Bureau....he's a dick, and if his actions couldn't clue you in, just look at this jerk's facial hair!
I really liked the design of the Ghost, not only does it resemble the Millenium Falcon, it also reminds me of the Narcissus...another favorite Sci Fi franchise of mine.
If you have young Padawans that haven't seen Star Wars yet (like my son) this appears to be a good introduction to that Galaxy far far away...
For more info check out the OS @ disneyxd star wars rebels