In an utterly elegant white Louis Vuitton gown, with blonde bombshell curls, a smattering of diamonds and a ruby red pout, all eyes were on the actress and her classic fashion at the New York screening.
The outing makes Rachel the latest in a long line of A-listers to work head-to-toe bridal white - and we really can't recall the last time a red carpet trend took Hollywood by storm in such a strong way.
See all the stars embracing the white wash, here:
What do you think of Rachel's old-school styling? Let us know below!