Character mistake: When Lana and Kit are speaking in the cafe, the window behind them contains a spelling mistake. The window reads "Bolyston Cafe" when it should say "Boylston Cafe." (00:31:45)
Character mistake: Carrie tells Aayan that she can arrange for him to study at the Royal College of Physicians. The college isn't a medical school; it's a professional body.
Character mistake: A computer display of currency transactions shows the word "withdrawal" spelled as "withdrawl." (It is also spelled correctly higher up on the display). (00:25:05)