Recurring Guest Characters Martin Diver 1 guest appearances Laurence Fox 1 guest appearances Emma Webb 1 guest appearances Emily Hewertson 1 guest appearances Sam March 1 guest appearances Dr. Leo Chang 1 guest appearances Sebastian Gorka 1 guest appearances David Donaldson 1 guest appearances Aaron Gekoski 1 guest appearances Ryan Christopher 1 guest appearances Jack Cummings 1 guest appearances Dr. Tony Hinton 1 guest appearances Robin Horsfall 1 guest appearances Tom Bewick 1 guest appearances Emily Carver 1 guest appearances Dr Bharat Pankhania 1 guest appearances Nadav Davidovitch 1 guest appearances Paul Ellis 1 guest appearances Liam Halligan 1 guest appearances Jamie MacDonald 1 guest appearances ⇤ « 1 2 3 » ⇥