According to Collider, James Frain has been cast as ‘Theo Galavan’, and Jessica Lucas cast as his sister ‘Tabitha’ AKA Tigress in the upcoming season 2 of Gotham on FOX.
The character Theo Galavan is describe as:
He is sexy, heroic, and lovingly devoted to his sister Tabitha. But behind Galavan’s altruism is a centuries-old vendetta. Galavan and Tabitha (aka Tigress) will take chaos and violence to a new level in order to bleed Gotham. Their plan will lead to the creation of new villains… and the destruction of others.
The Character Tabitha AKA Tigress is described as:
Tigress, whose real name is Tabatha Galavan, as “sexy and violent” and “the opposite of her cold and calculating brother, deriving a sensual pleasure from the mayhem she’s tasked with making.”