Colin Farrell had to undergo a complete transformation to play the role of Oz Cobb in HBO’s The Penguin. According to Farrell, that even included adding on a fake crotch. Speaking to People ahead of The Penguin’s premiere tonight,

Matt Reeves didn’t start out wanting Colin Farrell to disappear behind a pile of prosthetics. When his discussions with the actor began before the making of 2022’s The Batman, the primary focus was on the inspiration for Oz Cobb,

When Colin Farrell looked in the mirror after donning prosthetic makeup for his role as the title character in the Max series “The Penguin,” he could no longer recognize himself.

"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."