Spooks
After a shocking death, the group set out to become even stronger in their battle to safeguard the nation.
The Special Part 1
A bomb in Central London causes multiple deaths.
The Special Part 2
As the hunt for the bomb-maker intensifies, Adam races to save the life of one of his team.
Divided They Fall
MI5 take action to stop an MP from winning their first parliamentary seat.
Road Trip
MI5 discover that an Islamic terrorist is planning to enter the UK and launch an attack.
The Book
Harry discovers an ex-MI5 officer's suicide was staged and vows to avenge his murder.
The Innocent
A suspect planning a terror attack from prison is released to lead MI5 to other plotters.
Syria
Adam and Fiona's marriage is tested when she insists on going undercover.
The Russian
The team investigates a multi-millionaire Soviet investor whom the government sees as the saviour of the NHS.
The Sting
Harry's stand against the CIA's extradition policy on British Muslims gets him sacked.
Diana
A legendary ex-spy pays a visit to Thames House with a bomb and holds the team to ransom.