Colin Armstrong, MM (born 1961),[1] usually known by the pen-name Chris Ryan, is a British author, television presenter, security consultant and former Special Air Service sergeant.

[3]: 100–102 During the 1980s he was part of an SAS team sent to Thailand by the UK government to train the deposed and internationally-recognised Coalition Government of Democratic Kampuchea (which included elements of the Khmer Rouge) in tactics used against the Vietnamese-backed forces of the People's Republic of Kampuchea during the conflict which followed the invasion of Cambodia by Vietnam in 1979.

[4][5] However Ryan and his team were returned to Britain after the journalist John Pilger published details of the (classified) deployment.

[6] During the Gulf War, Ryan was a team member of the ill-fated eight-man SAS patrol, with the call sign Bravo Two Zero.

Ryan walked 300 kilometres (190 mi), from an observation point on the Iraqi MSR between Baghdad and North-Western Iraq, to the Syrian Border.

He also writes fictional books for teenage readers, including the Alpha Force Series and "Code Red", and has written a romantic novel, The Fisherman's Daughter, under the pseudonym Molly Jackson.

Ryan presented the television series Elite World Cops, also broadcast as Armed and Dangerous, which aired on Bravo in 2008.

[7] Ryan has written the following books:[12] Agent 21 Alpha Force Code Red Danny Black Extreme Geordie Sharp Jamie Carter Josh Bowman Matt Browning Special Forces Cadets Strike Back Series is prequel to the novel "Strike Back" (2007) Quick Reads Other