While most of the programme’s agents are performing secret investigative work around the globe, Night Action also requires a White House-based phone operative to sit in a windowless room beside an old-school landline, waiting to answer any distress calls from the field. As one government official explains, 'it rarely rings.'

And what it means for Peter Sutherland and Rose Larkin in the now confirmed Season 3 of the hit Netflix thriller

Season two of "The Night Agent" releases on Netflix on Thursday. Here a recap of season one.