Narra la historia de un soldado, John Porter, destinado en Iraq en 2003 que tras un conflicto en el que mueren varios compañeros se ve apartado del servicio. Tras 7 años alejado del ejército, John Porter se ofrece para ayudar, como agente al servicio del gobierno, en una misión en la que está implicado un antiguo compañero. Debido a su éxito (la BBC se hizo con los derechos de su emisión internacional) generó otra serie con nuevos protagonistas llamada "Strike Back: Project Dawn", siendo coproducida por el canal inglés Sky y el estadounidense Cinemax.
Contraataque (Temporada 3)

Episode 1 (Episodio 1) 6.0
Guionista: Tony Saint
Fecha de emisión: 2012-08-17
Duración: 45 min
Sinopsis: Damian Scott is sent to Mogadishu, Somalia to rescue British diplomats after they are kidnapped by warlord Huseyin Waabri. Meanwhile Michael Stonebridge adapts to his new career outside Section 20.

Episode 2 (Episodio 2) 7.8
Guionista: Tony Saint
Fecha de emisión: 2012-08-17
Duración: 45 min
Sinopsis: Scott learns that one of the hostages is a high-ranking military intelligence operative and that Waabri is planning to sell nuclear devices in South Africa.

Episode 3 (Episodio 3) 6.1
Guionista: James Dormer
Fecha de emisión: 2012-08-24
Duración: 45 min
Sinopsis: Scott and Stonebridge track down a radical Islamic cleric in order to recover the nuclear devices, but are sidetracked by a CIA air strike and hostile locals.

Episode 4 (Episodio 4) 6.3
Guionista: James Dormer
Fecha de emisión: 2012-08-31
Duración: 45 min
Sinopsis: Scott and Stonebridge prepare for an attack by Al Qaeda while holed up in an Algerian farmhouse with the nomad leader and the wounded courier. Meanwhile, back at headquarters, Dalton is called on the carpet for her relationship with the courier.

Episode 5 (Episodio 5) 6.4
Guionista: Richard Zajdlic
Fecha de emisión: 2012-09-07
Duración: 45 min
Sinopsis: The trail of the missing nuclear triggers leads to Cape Town, South Africa, where kidnappers abduct the children of an expatriate munitions expert to force him to cooperate.

Episode 6 (Episodio 6) 6.1
Guionista: Richard Zajdlic
Fecha de emisión: 2012-09-14
Duración: 45 min
Sinopsis: Stonebridge seeks revenge on Craig Hanson after he turns up in Cape Town, South Africa. Meanwhile, Scott reconnects with a Mossad agent who's been following their case, but with a different set of orders; Knox hustles Evans to a secret installation and explains how he intends to turn his country into a world power.

Episode 7 (Episodio 7) 6.4
Fecha de emisión: 2012-09-21
Duración: 45 min
Sinopsis: Knox extricates a political leader from a Zimbabwe prison, and the unit tries to catch up with the escapee by tracking his activist daughter.

Episode 8 (Episodio 8) 8.0
Fecha de emisión: 2012-09-28
Duración: 45 min
Sinopsis: Unrest spreads after the assassination attempt on political leader Lutulu, while Stonebridge questions the shooter in an isolated police station and looks for a safe way out.

Episode 9 (Episodio 9) 8.6
Guionista: Tony Saint
Fecha de emisión: 2012-10-05
Duración: 45 min
Sinopsis: Knox plans on unloading nuclear bombs into politically unstable African nations, while Matlock reveals why he joined Knox.

Episode 10 (Episodio 10) 8.6
Guionista: Tony Saint
Fecha de emisión: 2012-10-12
Duración: 45 min
Sinopsis: In order to stop Knox, Scott comes to Bryant for assistance. Meanwhile Stonebridge has trouble focusing on the mission as he is bent on revenge. Section 20 get assistance from South African police to stop Knox's plot.

Temporadas

Episodios 6

Episodios 10

Episodios 10

Episodios 10

Episodios 10

Episodios 10

Episodios 10

Episodios 10

Episodios 6