Spoilers ahead! Penn Badgley reacts to 'You's season 4 finale and shares what he thinks it next for Joe Goldberg. Badgley says the show's executive producer, Greg Berlanti, pitched him on a way to wrap up the story, now that Joe's back in New York City and ready to let 'the animal take over.' He weighs in on whether Joe and Kate Galvin (Charlotte Ritchie) are end game and shares what it was like reuniting with Victoria Pedretti and Elizabeth Lail, as they brought their characters, Love and Beck, back for cameos. All episodes of 'You' are now streaming on Netflix.