Guest Stars P. Lynn Johnson as Lisa Starr Larry Poindexter as Agent Ray Collins Don Thompson as Uncle Pat McCallum Emily Hirst as Charlotte Fulvio Cecere as Mack Sorenson Brent Stait as Damek Sarah Lind as Isabelle Co Starring Sahar Biniaz as Sabine John DeSantis as Thorne David Kopp as Zack Starr Tiffany Lyndall-Knight as Female Lab Tech Benita Ha as Dr. Chang