One ব্যক্ত that emilia শিয়াল is not returning to merlin as she ব্যক্ত in an interview that she will be doing another tv season(probertly silent witness).
But this is not true as we have seen pictures of her filming season 4 with katie.
I also founds out that Nimueh, Morderid and alvar will be returing,along with lady vivian and Elaina.
They are also going to introduse আরো knights of the round টেবিল yay.