When Henry arrives at the compound in Bolivia he is in a U.S. military CUCV. CUCV's have a very noisy diesel engine but the sound track uses audio of a gasoline engine.
Henry McCord tells the Cult leader that the Chalcedonian Creed states that Christ was human and therefore fallible. However, the Chalcedonian Creed states something quite different- that Christ is infallible, ".. the same Son, our Lord Jesus Christ, the same perfect in Godhead and also perfect in manhood; truly God and truly man, of a reasonable soul and body; con-substantial with the Father according to the Godhead, and con-substantial with us according to the Manhood; in all things like unto us, without sin..."
In this episode, it shows that Washington DC was in Winter or early Spring. Snow on the ground, people wearing coats and you could see their breath when they spoke outside. It also showed that Bolivia was cold with snow on the ground and everyone in Bolivia were also wearing coats, hats, gloves. Bolivia is in the Southern Hemisphere which should be the opposite to Washington's weather.