Charles is Lawrence Wargrave

 

 

http://aboutactorcharlesdance.blogspot.fr/

 http://aboutactorcharlesdance.blogspot.fr/

 

http://aboutactorcharlesdance.blogspot.fr/2015/11/none-of-them.html

The first episode will air on Saturday 26th of December from 9:00pm to 10:00pm on BBC One. Episode two will air on Saturday the 2nd of January 2016  and the 3rd Saturday the 9th of January 2016.
others characters episode synopses here :
http://theconsultingdetectivesblog.com/2015/12/03/and-then-there-were-none-promotional-pictures/

GoT new promo pic