Can you tell me if you know of these movies and what they are called?

Question

what is the name of the movie where they all are in a hotel and they all have room keys and there is a lady a little boy and a couple other people and peps keep dying and in the end the little boy is alive and it turns out the guy is in the van and he has different personality and thats his homicidal personality and then he kills the prison guards?

do you know the movie where there is this little girl and she goes mute for some reason and they have to build a spiral staircase into the treetops and she is in a room where she paints herself to camoflage with a tree and they cant find her and i think there is something about a house cards.

Answer 1

you answered your own question about the second movie.  it's called 'house of cards'.

http://www.imdb.com/title/tt0107148/

Answer 2

the first one is "Identity" (2003)

http://www.imdb.com/title/tt0309698/

but i have no clue about the second