Episode #1.7 - S1-E7
Factual error: Harry parachutes from a German Junkers 52, which the RAF did not fly. And if they did, the exit door on a Junkers 52 is on the left side, not the right which Harry parachutes from.
World on Fire (2019)
1 factual error in season 1
Starring: Sean Bean, Helen Hunt, Jonah Hauer-King, Julia Brown
Factual error: Vernon is referred to as a squadron leader, but wears the rank insignia of the higher rank of wing commander.