Guest Stars Angel Bonanni as Tommy Gibbs Co Starring Patrick McAuley as Flynn Durand Lydia Leonard as Laurie Colson Tanya Moodie as Lt. Diane Campbell Mark Arnold as Deputy Director Foster Webb Kok-Hwa Lie as Dr. Lu-Fang Shen Tamar Weisert as Sharon Simon Rouse as Dr. Ulf Maston Mark Ebulué as Grant Robin Weaver as Mindy Billy Wright as Bar Regular