When Paddington is a stowaway in the lifeboat, his only suitcase opens to show 15 jars of marmalade. After the second cut of the discard pile, there are considerably more than 15 empty jars.
When Paddington is in the Browns' loft (attic) on his first night in London, he climbs up a beam support which has mysteriously disappeared by morning.
When Paddington knocks down the pickpocket, several wallets fall out onto the sidewalk. After the police arrive and the scene changes to an overhead shot, the wallets are gone.
Paddington rips the corner off a phone book page. After attempting to sellotape the corner back on, a few seconds later the page is intact with no sign of rip or sellotape.
When Millicent is in the phone box just before she meets Mr. Curry, the damage to the glass in the phone box is inconsistent between shots.
Two sentry boxes are shown outside the gates of Buckingham Palace. However in reality there are no sentry boxes outside of the grounds.
A middle class family such as the Browns would never be able to afford a house in Central London in the 21st century.
When Jonathan pulls the switch and turns off the power, Millicent picks up the phone to call security....she would have needed the power on to use the phone.
This is incorrect. Landline phones work during a power cut as long as the phone network is not down. This is because landline phones take their power from the local telephone exchange, which has back-up power available.
This is incorrect. Landline phones work during a power cut as long as the phone network is not down. This is because landline phones take their power from the local telephone exchange, which has back-up power available.
When they are throwing snowballs at the end of the movie, Judy's snowball looks like tissue paper as it hangs from her hand.
The taxi driver's hat and glasses stay on when he is hanging upside down instead of falling off.
when Mrs. brown was reading the letter from Paddington, it shows that the letter was upside down.
Montgomery Clyde has the appearance of a typical Victorian or Edwardian gentleman, but his daughter was a young girl at the time of his expedition and is now middle aged, so it would've taken place in the 1960s at the earliest.
The first shot of the fictional 'Westbourne Oak' tube station clearly shows the red-tiled name of the real Maida Vale station.
The museum display case intended for Paddington has the label "Ursa marmalada", but the genus name for most bears is "Ursus", so it should be "Ursus marmaladus" according to Latin rules of suffix consistency.