"I was basically covered wrist to ankle," the actor tells PEOPLE of his transformation in 'The Penguin.' "The only things that were me were my hands and feet."

Colin Farrell transforms into the Penguin once again in his own self-titled series as he tries to build a criminal empire in Gotham

His rivals for the throne are numerous, but none are as tricky as Sofia Falcone (Cristin Milioti, always great), better known as the Hangman, a serial killer who just returned from a stint in Arkham Asylum.