Olivier Schneider, the actor who played Smith (the assassin with the glasses), was also a Stunt Coordinator for this film. He was also the Stunt Coordinator for Taken (2008), which also starred Liam Neeson.
According to his passport, Martin Harris was born on June 7. Liam Neeson's birthday is June 7.
The first of four collaborations between actor Liam Neeson and director Jaume Collett-Serra. They would reunite for Non-Stop (2014), Run All Night (2015) and The Commuter (2018).
The film takes place in November 2011, nine months after it was released in most markets.
On the close-up of the Canadian passports, the surname is where the other names should be, and vice-versa.
This movie reunites Liam Neeson and Aidan Quinn after The Mission (1986) and Michael Collins (1996).
If Bruno Ganz ("Jurgen") looks vaguely familiar, it is because of his stunningly convincing portrayal of Adolf Hitler in Downfall (2004).
Takes inspiration from/shares plot points with two original Twilight Zone (1959) episodes: "Person or Persons Unknown" and "To Serve Man". In the first, Martin, like Dave Gurney, recognizes everyone but no one knows him. There is even a picture with him and his wife thst changes. In the second, a new, inexpensive, easy-to-produce type of corn is created and given free to the masses of various countries.