I was fortunate in high school and college to have had extensive training in theater makeup. I've created Mardi Gras mask faces, animals, mythological creatures and horror faces. Theater make up techniques work very well for Halloween costumes, too. Here is my diy guide to creating a zombie, ghoul, ghost or skeleton face. You don't need expensive theater makeup or lots of experience to create some pretty eerie looking effects. Theater Make Up Tips: How to Create an Undead Zombie, Ghoul or Skeleton Face