[2] The first episode reveals the dilemmas faced by the London Ambulance Service as they are forced to bump patients down the queue so they can prioritise the sickest, deal with time wasters and cope with the ever-present threat that a major incident is just a 999 call away.

Episode two joins the staff in the nerve-centre control room on the night shift, when amongst the thousands of calls they receive, they also have to contend with hoaxers, frequent callers and runaway patients.

The series' last three episodes - which were originally planned to air in November 2022, were put on hold due to the 2022 FIFA World Cup tournament.

This series was filmed across Lancashire and Greater Manchester during the ongoing NHS strikes, affecting paramedics on the frontline and behind the picket line.

Michael Hogan, writing for The Daily Telegraph gave the second series 4 stars, saying "All human life was here.