The series is based on the book Blood, Sweat & Tea by Brian Kellett.
[2][3] In November 2013, USA Network revealed it was airing an American version of the show,[4] which ran for two seasons from 2014 to 2015 before being canceled.
In the series finale, Stuart is confronted with a life and death situation, which hits closer to home than expected.
A book called Sirens (written by Tom Reynolds) was released on 25 July 2011, following the day-to-day life blogs of members of the emergency services.
They're also executive producers of the show alongside Jim Serpico, Hal Vogel and David Aukin.