'The Boys' are heading toward their final fight. Season five of the Amazon Prime Video show will be its last. Showrunner Eric Kripke shared the news on social media. He wrote, "Season 4 premiere week is a good time to announce: Season 5 will be the final season! Always my plan, I just had to be cagey till I got the final OK from Vought. Thrilled to bring the story to a gory, epic, moist climax."