During the interview between Poirot and Allerton on the top deck, the shots of Poirot show the boat is moving along the river. In the shots of Allerton, there is no movement at all.
Gwyneth Paltrow was originally rumoured to be playing the part of Linnet Doyle, but Emily Blunt replaced her.
Agatha Christie said of Death on the Nile: "The book is one of the best of my foreign travel ones. I think the central situation is intriguing and has dramatic possibilities, and the three characters, Simon, Linnet, and Jacqueline, seem to me to be real and alive."
Rupert Penry-Jones (Roddy) was in a play where he had shaved his head. The producers wanted him so badly for the part that they made a wig for him, which took three weeks to make!
The location for Aunt Laura's house was an elderly people's home. The lift seen in the film was built especially for this episode.