On the way to the safe house, the Land Rover and the other SUV are driving on the wrong (left) side of the road. Switzerland as well as France are right hand traffic countries.
Swiss license plates have the letter code of the canton on the left. In the movie they are on the right. In addition, the letter code for Bern, according to the flag on the plate, would be "BE" and not "LR".
The cars in Bern are using the pedestrian passage through the Clock Tower. The passage for the cars is on the right of the Clock Tower.
In the restaurant, when Gail is on the phone, you can clearly see she's actually on the home screen of her iPhone. However, many smartphones allow you to operate the device as usual whilst during a call, therefore, using the phone's functions without being locked to the call screen is not noteworthy. Indications of a call would be along the notification bar at the top of the phone, but is concealed by Gail's hand.
The post production company Goldcrest is misspelled 'Golcrest' in the end credits.
When Hector informs his team that Papa is on the move, he informs them that the cars will be shortly at the Bellevue, they are driving away from the Bellevue (on the Kirchenfeld-Bridge). A few seconds later they pass the Clock Tower (meaning that they must have turned around crossing the bridge again or made a detour), once again driving away from the Bellevue and making another detour to arrive at the Bellevue Hotel.