Home » Posts28 Years Later's Biggest Risk Is Switching Genres After The First Two Movies28 Years Later's trailer might look promising, but the movie's decision to change subgenres after 28 Days Later and 28 Weeks Later may not work.December 14, 2024 · 1 min · 20 words · Jamie GrayThis could be a problem.Director Danny Boyle and screenwriter Alex Garlands 28 Days Later was a fresh, vital surprise.