Dracula (2013): Season 1, Episode 10

1 - 10: Let There Be Light

A public demonstration of Grayson's technology moves forward with catastrophic consequences. Lucy joins the ranks of the undead, Van Helsing exacts a terrible revenge upon Mr. Browning and Lady Jane and her huntsmen attempt to eradicate London of all vampires, culminating with a confrontation and battle-royal between her and Grayson. Finally, Mina discovers the secret of Grayson's obsessive love.