Josh Hartnett Dons Huge Wig for 'Penny Dreadful'

Josh Hartnett rocks a giant brown wig while shooting scenes for his new Showtime show Penny Dreadful on Friday (October 4) in Dublin, Ireland. The 35-year-old actor stars in the upcoming TV series, which began filming that day and will last for about five months. PHOTOS: Check out the latest pics of Josh Hartnett Penny