In s2e4 max after the airport opened the eye cover which was his right eye!
Later on in Disco when he was dancing with a man, his left eye was covered1
The police officers during the sting operation announce themselves as "London Police", but London's police force is called the Metropolitan Police.
The rooftop chase through London seems to go through a wormhole! It starts in Leicester Square (The West End) and ends on the edge of the City of London (opposite the Tate Modern). That's 1.5 miles on roof tops in barely 3 mins.
At about 09:00, Jack Ryan calls Senator Mitch Chapin on his cell phone. In the first scene, Sen. Chapin is walking by what appears to be the FBI building. On the next scene a few seconds later, a sign for the Russell Senate Building is clearly visible behind the Senator. The camera cuts away to the Senator crossing the street, where he is suddenly facing the Old Executive Office Building. None of these three buildings are located near each other. The Russell Senate Building and EOB are two miles apart, with the FBI located about midway between those two.
Greer has demonstrated a sufficient command of Spanish to know that the G in the name "Sergio" is pronounced like an H in English. Instead, when beginning his first conversation with Gloria Bonalde, he pronounces it like an English G.