The first film to feature Michelle Williams and Natasha Henstridge in the same cast since "Species", where they both played younger and older versions of the same character.
The match that Ewan McGregor's character sees is a real football match between two teams from Uruguay, which took place in 2006. The teams are called "Nacional" (white blue and red shirt) and "Peñarol" (black and yellow shirt).
Jonathan and Wyatt withdraw 20 million in cash. A 100 dollar bill weighs roughly 1 gram. 20 million in 100 dollar bills is 200,000 $100 bills which would weigh approx. 200kg. There is no way 200 kilo will fit in the briefcases they carry out of the bank in Spain.
At the bank in Madrid, when the secretary of the manager checks the appointment in her computer, the text in Spanish is full of grammar mistakes and most of it cannot be in any way related to the banking business.
When McQuarry answers the phone in the elevator after he realizes he has Bose's cell phone he looks at it and it is actually still ringing as an incoming call.