Anthony Calf

as Sir Mark Sidwell

as Superintendent William Roy

as Mark Berner

as Duke of Albany

as Howard

as Heffer

as Howard Munday

as Robin Fearn (Head of Falkland Islands Department, Foreign Office)

as Serpuliovskoy

as Geoffrey Hodson

as Fitzroy

as Gareth Rycroft

as William Wickham

as John Dean