(at around 1h 18 mins) After Cody tells the music prodigies that they are secret agents, a couple of prodigies sarcastically say that they are Spider-Man, Lara Croft, etc. Sabeen says she is Waheed Murad, a famous Indian actor. However, Waheed Murad was Pakistani, not Indian.
(at around 1h 19 mins) When Cody tells the music prodigies that they are secret agents, Cody stands Berkhamp on his head. While he is on his head his suit coat is on correctly, but in the next shot when he is falling to the floor, it is on backwards.
(at around 34 mins) When the dog is pouring a drink into a glass when under mind control, the glass is full to the brim with excess filling over. Then, when the dog goes over to play the piano; the glass is now empty. Then, in subsequent scenes the glass is full once again.
(at around 19 mins) When the agents first get on the London Eye, Cody starts to read a newspaper and they are low to the ground. While Cody is still reading the headline, in the very next shot they are high up in the sky.