Boys Halloween Costumes from Mega Fancy Dress have everything you need to get your boys ready for October 31. Equip your little devils with one of our red capes and tridents. Or give your terrors one of our Horror Film costumes (zombies are equally as terrifying). If you're looking for the less sinsiter we've got Pumpkin and Jester Costumes. For a terrifying tale why not have one of our fairytale costumes? Your boys can be whoever (and whatever) they want to be this Halloween with our selection of Boys Halloween Costumes.