Diablo 3 Witch Doctor fan art (google search result)
http://www.tipsforplanningaparty.com/halloweencostumepartyideas.php has some things to consider when planning for a Halloween costume party.
Witch Doctor by NON VALE art, via Behance
Witch Doctor, Erin Loelius on ArtStation at https://www.artstation.com/artwork/RqJyW
Witch Doctor says: "Bones never lie!"
Witch Doctor from Diablo III Cosplayer: Methyl Ethyl Cosplay Photographer: Bokeholics
Tribal woman - I wanted to repin every single item on this person's board! You have to look at it!
Witch Doctor by littlepaperforest on deviantART
DIY Peluca Rastas de Lana · Merino Wool Dreadlock Wig Tutorial · Tribal Cosplay Makeup Halloween Ideas Voodoo Skull Priestess Witch Doctor by Keevanski
ArtStation - Pirate Voodoo queen Orma, Anne-Lise Loubière