Does a creature made by Phantasmal Force have to make an attack roll to do the 1d6 psychic damage?

@zacwowDoes a creature made by Phantasmal Force have to make an attack roll to do the 1d6 psychic damage? #5e #dungeonsanddragons no attack needed

— (((Mike Mearls))) (@mikemearls) July 12, 2016