Hey @JeremyECrawford. Does a Wall of Force prevent you from targeting a creature on the other side with a spell like Hold Person? #dnd

— Jerry Behrendt (@Dungeonleft) April 18, 2016

With a spell, you can't target a creature behind total cover, unless the spell says otherwise (PH, 204). #DnD https://t.co/fu8S1nds4e

— Jeremy Crawford (@JeremyECrawford) April 22, 2016