This version of Peter Pan:
https://www.commonsensemedia.org/movie-reviews/peter-pan-2003
The Prince and the Pauper. There's a Disney version with Mickey and one with Aidan Quinn:
http://www.imdb.com/title/tt0282100/?ref_=fn_al_tt_5
Oliver!
https://www.commonsensemedia.org/movie-reviews/oliver
There aren't really any live action Sherlock Holmes movies appropriate for a 10 year old, but try The Great Mouse Detective:
https://www.commonsensemedia.org/movie-reviews/the-great-mouse-detective
101 Dalmatians:
https://www.commonsensemedia.org/movie-reviews/101-dalmatians
Not necessary, but fun!
Notting Hill is a stupid movie; I wouldn't inflict it on your kid. James Bond and National Lampoon are inappropriate. Bend it Like Beckham is a great movie, but unless he's a soccer fan, I'd skip it.