What's it really like to be in the SAS? What do SAS soldiers actually do? How do they feel and what do they think when they're doing it? Based on strikingly candid interviews with former SAS soldiers, this landmark documentary series reveals for the first time the human experience of serving in the world's most famous elite military unit. Gripping, shocking and often funny, these films offer a strikingly frank and intimate portrait of the lives of ordinary men who do an extraordinary job.