Strangely during the entire sequence of Madeline's death there is no other vehicle on the bridge where the car gets stuck. The entire sequence takes place on the bridge but the car which got stuck on the bridge cannot be seen again once everyone exist the car. And lastly after everyone arrives at a safe spot they are visibly not sweating much despite them running hard however after they start talking everyone is heavily sweating.
When Alma Astrom's fate is read by the Astrologer, her final card is said to be the VI of Swords. However, the art in the card is of the X of Swords (the VI of Swords is portrayed by a person carrying 6 swords by boat, whereas the X is portrayed by a person lying down being stabbed by 10 swords).
When Alma discloses that she survived in London, the ambulance shown is not a UK ambulance, nor are the paramedics.