Re: Jeri Ryan in "Agents of SHIELD"?
Or it could mean she'll have some kind of prosthetic makeup. It's generally necessary to take a head cast as a basis for designing and building a prosthetic appliance that fits an actor's face.
That too as well, which makes me wonder what she signed up to play and why she'll need a "creature" mask. Here's her behind the scenes photo:
*Insert Pretentious Quote Here*