Hilary Swank has been cast in the upcoming third season of Yellowjackets. According to Deadline, she'll be a recurring guest star with an option to bump up to a series regular should the show get renewed for a fourth season (which seems likely, given it's currently Showtime's buzziest hit, no pun intended). No details have yet been released as to who Swank will play. Given the structure of the show, she might be playing the older version of one of the teammates stranded in 1996.
Regardless of what character she's playing...