Series 4
(2005)
Overview
The group are still reeling after the shocking events at the end of the last series. Now rising star Zafar joins the team as they set out to become even stronger in their battle to safeguard the nation. When London comes under terrorist attack Adam is forced to make an impossible decision, Harry must deal with blackmail threats from an old flame, and Fiona faces her own demons when she goes undercover in Syria.
Cast
as Harry Pearce
as Ruth Evershed
as Malcolm Wynn-Jones
as Adam Carter
as Juliet Shaw
as Colin Wells
as Zafar Younis
Episodes
The Special (1) 9.0
September 12, 2005
When a devastating bomb explodes in central London, causing multiple deaths, a terrorist group with a hatred for human …
The Special (2) 9.3
September 13, 2005
Zafar and Adam race against the clock to uncover the latest bomb. As a new ultimatum is issued and Tash mysteriously di…
Divided They Fall 9.0
September 22, 2005
Far-right political party The British Way is threatening democracy so Adam and Fiona go undercover to infiltrate and de…
Road Trip 9.0
September 29, 2005
Adam infiltrates a truck carrying illegal immigrants across Europe in order to stop a would-be terrorist.
The Book 9.0
October 6, 2005
A neo-conservative group murder an ex-minister to cover up his past and then they hunt down the journalist who is threa…
The Innocent 9.3
October 13, 2005
MI5 suspect a terrorist is planning an attack from his prison cell. Guest stars Jimi Mistry.
Syria 9.3
October 20, 2005
The Syrian foreign minister tries to establish subversive contacts with MI5 at the opening of a cultural centre in Lond…
The Russian 9.0
October 27, 2005
An old British traitor is called in to infiltrate a Russian firm suspected of stealing secrets from GCHQ.
The Sting 9.3
November 3, 2005
Harry upsets the CIA by stopping an extradition to the USA.
Diana 9.3
November 10, 2005
A former officer is convinced that MI5 killed Princess Diana and is determined to force the team to prove it.