Exploring the origins of the zombie laugh sound effect in Call of Duty. Is it inspired by Back to the Future or other games?

Call of Duty: World at War was my first Call of Duty game, so I still remember the surprise when a friend showed me its secret zombie mode. I played so much Zombies across World at War and Black Ops ...

Call of Duty’s Zombies community has been through it over the past couple of games as Activision and its various Call of Duty developers tried out different Zombies strategies. Many of those shifted ...