Intruding onto Valmon's land, Jean is nearly impaled by a spike, the first shot is uppermost, the next shot the spike has rotated 90 degrees clockwise. Simon had to use force to release it.
22 minutes in, there are wrinkles in the sky which obviously is a backdrop used in the studio.
Wing of camera plane visible on top right of screen (42 minutes)
Templar makes reference to the catalogue of Julius' prior terrorist activities in several counties including Vietnam. However, Khe Sanh is later mentioned as a location in the country where this episode is set. Khe Sanh is in Vietnam.