What if a zombie apocalypse really happened? Fear of the Walking Dead in Real Life? How would a zombie apocalypse take place in real life? AMC’s Fear of the Walking Dead shows us what happens when zombies, er uh, walkers start to take over Los Angeles and the entire world. How long would the internet last in a zombie apocalypse? What would the military do to combat the zombie threat? What would happen to the president? What would happen to heroin addicts?