Susan Sarandon has joined Showtime's The Big C, on which she will reportedly have a major storyline during the upcoming third season.
Sarandon will play Joy, a "cancer survivor who befriends Laura Linney's Cathy," according to The Hollywood Reporter.
The Oscar-winning actress follows high-profile guest stars Idris Elba (season 1) and Hugh Dancy (season 2) on the critically acclaimed dramedy, which returns April 8.
Source: THR