Guest Stars Marguerite MacIntyre as Sheriff Elizabeth "Liz" Forbes Jodi Lyn O'Keefe as Josette "Jo" Laughlin Penelope Mitchell as Olivia "Liv" Parker Chris Wood as Malachai "Kai" Parker Annie Wersching as Lillian "Lily" Salvatore Gabrielle Walsh as Sarah Tristin Mays as Sarah Nelson Mckenna Grace as Young Caroline Daniel Thomas May as Thomas Fell Sawyer Bell as Young Stefan