Keira Knightly
As
Annabeth 'Beth' Swan
'Witch Sister'
Joseph Morgan
As
Niklaus 'Klaus' Mikealson
'Original Hybrid'
Phoebe Tonkin
As
Hayley Swan
'Werewolf Sister'
Daniel Gillies
As
Elijah Mikealson
'Original Noble'
Claire Holt
As
Rebekah Mikaelson
'Badass Original'
Kristen Stewart
As
Isabella 'Bella' Marie Swan
'Human Sister'
The other characters played by their respectful casting members