The BEST episodes of Spooks season 4

Every episode of Spooks season 4, ranked from best to worst by thousands of votes from fans of the show. The best episodes of Spooks season 4!

A tense drama series about the different challenges faced by the British Security Service as they work against the clock to safeguard the nation. The title is a popular colloquialism for spies, and the series follows the work of a group of MI5 officers based at the service's Thames House headquarters, in a highly secure suite of offices known as The Grid.

Last Updated: 3/2/2024Network: BBC OneStatus: Ended
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Diana
star
8.30
311 votes

#1 - Diana

Season 4 - Episode 10 - Aired 10/31/2005

A former officer is convinced that MI5 killed Princess Diana and is determined to force the team to prove it.

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Syria
star
8.17
282 votes

#2 - Syria

Season 4 - Episode 7 - Aired 10/17/2005

The Syrian foreign minister tries to establish subversive contacts with MI5 at the opening of a cultural centre in London. Fiona is desperate to lead this mission and must confront her Syrian past.

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The Sting
star
7.79
278 votes

#3 - The Sting

Season 4 - Episode 9 - Aired 10/24/2005

Harry upsets the CIA by stopping an extradition to the USA.

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The Book
star
7.78
368 votes

#4 - The Book

Season 4 - Episode 5 - Aired 10/3/2005

A neo-conservative group murder an ex-minister to cover up his past and then they hunt down the journalist who is threatening to blow the story and is under MI5 protection.

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The Innocent
star
7.70
278 votes

#5 - The Innocent

Season 4 - Episode 6 - Aired 10/10/2005

MI5 suspect a terrorist is planning an attack from his prison cell.

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The Russian
star
7.66
288 votes

#6 - The Russian

Season 4 - Episode 8 - Aired 10/24/2005

An old British traitor is called in to infiltrate a Russian firm suspected of stealing secrets from GCHQ.

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The Special (2)
star
7.56
359 votes

#7 - The Special (2)

Season 4 - Episode 2 - Aired 9/13/2005

Zafar and Adam race against the clock to uncover the latest bomb. As a new ultimatum is issued and Tash mysteriously disapears, the team is forced to deal with the possibility of a mole within their own organisation.

Directors: Antonia Bird
Writer: Ben Richards
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The Special (1)
star
7.52
366 votes

#8 - The Special (1)

Season 4 - Episode 1 - Aired 9/12/2005

When a devastating bomb explodes in central London, causing multiple deaths, a terrorist group with a hatred for human life claim responsibility. With their leader facing extradition, the bombers announce that crippling attacks will be launched at ten hour intervals until he is released.

Directors: Antonia Bird
Writer: Ben Richards
Watch Now:Amazon
Road Trip
star
7.39
348 votes

#9 - Road Trip

Season 4 - Episode 4 - Aired 9/26/2005

Adam infiltrates a truck carrying illegal immigrants across Europe in order to stop a would-be terrorist.

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Divided They Fall
star
7.37
276 votes

#10 - Divided They Fall

Season 4 - Episode 3 - Aired 9/19/2005

Far-right political party The British Way is threatening democracy so Adam and Fiona go undercover to infiltrate and destroy its campaign.

Directors: Alrick Riley
Writer: Ben Richards
Watch Now:Amazon