Ben Kingsley Robin Smythe Gillian Anderson Kate Callan McAuliffe Sean Flynn Ella Hunt Alexandra Milo Parker Connor Geraldine James Monique Steven Mackintosh Danny Roy Hudd Morse Code Martin Michael Stuart Michael Mark Asante VC Member James Tarpey Nathan Tamer Hassan Wayne Justin Salinger Connor's Dad Lalor Roddy Swann / Survivor Neil Brownlee Poseidon col. magnum pie Craig Garner Mediator 452 Nicholas Farrell Sentry Robot/Air Drone (voice) Sonny Green Hotel Teen Lalor Roddy Swann Nicholas Farrell Sentry Robot / Air Drone (voice) Ben Kingsley Robin Smythe Gillian Anderson Kate Callan McAuliffe Sean Flynn Ella Hunt Alexandra Milo Parker Connor Geraldine James Monique Steven Mackintosh Danny Roy Hudd Morse Code Martin Michael Stuart Michael Mark Asante VC Member James Tarpey Nathan Tamer Hassan Wayne Justin Salinger Connor's Dad Lalor Roddy Swann / Survivor Neil Brownlee Poseidon col. magnum pie Craig Garner Mediator 452 Nicholas Farrell Sentry Robot/Air Drone (voice) Sonny Green Hotel Teen Lalor Roddy Swann Nicholas Farrell Sentry Robot / Air Drone (voice) Ben Kingsley Robin Smythe Gillian Anderson Kate Callan McAuliffe Sean Flynn Ella Hunt Alexandra Milo Parker Connor Geraldine James Monique Steven Mackintosh Danny Roy Hudd Morse Code Martin Michael Stuart Michael Mark Asante VC Member James Tarpey Nathan Tamer Hassan Wayne Justin Salinger Connor's Dad Lalor Roddy Swann / Survivor Neil Brownlee Poseidon col. magnum pie Craig Garner Mediator 452 Nicholas Farrell Sentry Robot/Air Drone (voice) Sonny Green Hotel Teen Lalor Roddy Swann Nicholas Farrell Sentry Robot / Air Drone (voice)