Alastair Mackenzie

as Barry

as John Cameron(1 ep)

as Alastair Campbell QC(1 ep)

as Ferdy Blake(2 eps)

as Michael

as Richard Loughty(3 eps)

as Perrin Fertha(11 eps)

as Perrin Fertha (archive footage) (uncredited)

as Anthony Chapman(1 ep)

as Captain White

as General Sir John Byng

as John Strathbogie, Earl of Atholl

as Craig Petrie(6 eps)

as Richard Aylard(3 eps)

as Michael Manning

as Dr. David Brett-Major

as Louis

as John Bentley(12 eps)

as James le Juste(12 eps)

as William Brereton(4 eps)

as John

as Lord Rothcroft

as Lord Rothcroft(6 eps)

as Ambassador Hillman

as Benny Christophe

as Chambliss

as Martin(1 ep)

as Ewan Boyd(1 ep)

as Virologist

as Mark

as Monty

as Jeremy Welsh(8 eps)

as Mick(1 ep)

as Jamie Stewart

as Dr. Royston Daniel(1 ep)

as Anthony Devas

as Inspector Edward Scanlon(1 ep)

as Richard

as Jack Harvey

as Sebastian Anderson(1 ep)

as Gregory McGuinness(1 ep)

as Bruce Boardman(1 ep)

as Athaulf(1 ep)

as Justin / Andy / Freddy / Peter

as Colonel Hillingdon(1 ep)

as Rich(1 ep)

as Charlie

as Archie MacDonald(41 eps)

as Dr 'Shug' Nevin(6 eps)

as Felix Lancaster(1 ep)

as Oswaldo (as Sam MacKenzie)

as Gavin Robb(1 ep)

as John McGowan

as Tim(1 ep)

as Ferguson(1 ep)

as Freddy(1 ep)