Season 3 of Strike Back or Strike Back: Vengeance, as it is known in the United Kingdom aired in August 17, 2012. Filming for the 10-part series began in South Africa in early 2012.
Section 20 are on the hunt for four nuclear triggers, which are in the hands of billionaire and philanthropist Conrad Knox, across continental Africa.
- Philip Winchester as Sgt. Michael Stonebridge
- Sullivan Stapleton as Damien Scott
- Rhona Mitra as Maj. Rachel Dalton
- Rhashan Stone as Maj. Oliver Sinclair
- Michelle Lukes as Sgt. Julia Richmond
- Charles Dance as Conrad Knox
- Shane Taylor as Craig Hanson
- Natalie Becker as Jessica Kohl
- Vincent Regan as Carl Matlock
- Lyne Renée as Rebecca Levi
- Laëtitia Eïdo as Markunda
- Stephanie Vogt as Christy Bryant
- Somalia: The Somali flag (a white star on a blue background) is briefly seen spray painted on a wall during the first series 2 production recon which can be viewed on the Cinemax site.