Chevalier de la Luzerne is a real person portrayed by Nicolas Vaude in the TV series John Adams (based on a true story).
They appear in 1 episodes out of a total of 7 aired
Episodes1
Don't Tread on Me
episode S1.E3 march 2008John and John Quincy sail to France to join Benjamin Franklin as part of the American mission but Adams' blunt style is ill-suited to diplomacy.