Yet another character breakdown for Titans has surfaced and it sounds like the upcoming DC Comics TV series - which will air on a new streaming service - is about to make a huge addition. However, the signs are pointing to the character only making a handful of guest appearances before taking on a larger role in future seasons. Who are we talking about? Before we get to that, here's the casting description: That Hashtag Show goes on to say that they believe Warner Bros. is actually looking for Donna Troy, a member of the Teen Titans better known to fans as Wonder Girl.