Eliza Taylor Clarke Actor Paige Turco Dr. Abby Griffin Actor Bob Morley Bellamy Actor Marie Avgeropoulos Octavia Actor Devon Bostick Jasper Actor Lindsey Morgan Raven Actor Christopher Larkin Monty Actor Richard Harmon Murphy Actor Zach McGowan Roan Actor Isaiah Washington Chancellor Jaha Actor Henry Ian Cusick Marcus Kane Actor Tasya Teles Echo Guest Star Chelsey Reist Harper McIntyre Guest Star Luisa d'Oliveira Emori Guest Star Jessica Harmon Niylah Guest Star Jason Rothenberg Executive Producer, Writer Leslie Morgenstein Executive Producer Dean White Director