Factual error: When the team is running you can see a new model white Range Rover Sport and a red Honda Civic passing by.
Factual error: After they finally start spending money, and after you see them in the older model black Mercedes Benz S-Class, you see clearly a newer model silver Chevrolet Corvette ('05-'09), even though the scene is supposed to be taking place during the latter part of 1996 or early 1997.
Factual error: Julia Child's address on the envelope that she received from publishing company Alfred A Knopf contains a zip code. The envelope contains a letter informing Julia that Knopf wanted to publish her cookbook. That first cookbook, Mastering the Art of French Cooking, was first published in 1961. The US Post Office didn't initiate zip codes until 1963.
Factual error: Prince Albert was not really wounded in the assassination attempt depicted near the end of the film. Eyewitness accounts differed as to whether he pushed Victoria down to protect her or simply dived for cover himself, but neither of the two bullets fired struck either of them.
Factual error: When the men are playing snooker, they are using modern plastic tipped pool cues.
Factual error: When Amelia goes to George Putnam's suite and tells him to dance with her, she turns on the radio. The radio comes on instantly. At that time there should have been a delay of up to a minute or so, since vacuum tubes were in use and they would have taken time to warm up.
Factual error: In the dinner scene with Helen Mirren and James MacAvoy, she was playing a gramophone recording of "Un Bel Di" from 'Madame Butterfly,' and the year was 1910. The opera was not recorded until much later.