Based on the hit UK television series of the same name, "Mistresses" returns for a fourth season. The provocative and thrilling drama continues to focus on the scandalous lives of a sexy and sassy group of girlfriends, each on their own path to self-discovery. When it comes to love, these girlfriends find support and guidance with each other as they push the limits, test their boundaries and discover just how far they are prepared to go. They are willing to brave love's turbulent journey, as well as its excitement, secrecy and betrayal, all the while bound by the complex relationships they've created. Tabrett Bethell joins the cast as Kate along with returning series stars Yunjin Kim as Karen Kim, Rochelle Aytes as April Malloy, Jes Macallan as Josslyn "Joss" Carver, Brett Tucker as Harry Davis, and Rob Mayes as Marc. "Mistresses" is executive produced by Rina Mimoun, KJ Steinberg, Robert Sertner, Douglas Rae and Josh Reims. The series is from ABC Studios.