Character mistake: Arthur (who knew him) says that Cary Grant was from Surrey and Iris (who is from Surrey) agrees with him. Cary Grant was actually from Bristol.
Character mistake: In the last scene Iris hugs Olivia, saying, "Sophie, give us a kiss". (02:03:20)
Answer: Iris only turns on one burner without lighting it. When the Internet tone for getting a message sounds, Iris comes to her senses, turns off the unlit burner, opens the window and then answers Amanda's message.
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