A terrified Yasim confronts Stephen, fearing that Michael was murdered because he was trying to prove a link between a Hepatitis B vaccine used in the refugee camps and the disease that killed Nadir. Meanwhile, Nye is out on the Afghan-Pakistan border investigating the site of Michael's death, and Russell drops a bombshell.
Benedict Cumberbatch
Stephen Ezard
Max Beesley
Michael Ezard
Robert Carlyle
David Russell
James Lance
Bryan Holland
Geraldine James
Barbara Turney
Paul Higgins
Professor Lawrence Cooper
David Harewood
Patrick Nye
Kieran O'Brien
Wafa
Christopher Fulford
George Gibbon
Emil Hostina
Vucevic
David Calder
Lord Cawston
Eva Birthistle
Eleanor Brooke
Anamaria Marinca
Yasim Anwar
Rupert Procter
Lane
Ovidiu Niculescu
Bepa
Nicholas Sidi
Professor John Moreton
Tom Fisher
Andrew Batz
