The Joker (Cameron Monaghan) is back in "Gotham" Season 3. Jerome is set to make a full come back as the Joker in the upcoming episodes.
Harley Quinn is set to appear in "Gotham" Season 3 finale episode. She is set to appear now that the Joker (Cameron Monaghan) is coming back to the series.
Gotham is returning for its third season on Fox in the fall and here is some good news for fans, regarding the cast and characters. The upcoming season 3 will not just introduce them to some new badass villains, it will also bring forth Ivy Poison, as the little Ivy Pepper will transform into a full-fledged adult.
