Resolving this meme

Well, judging from the staggering number of characters actually guessed by anybody, I either chose very obscure characters, or I really suck at describing their reactions in a recognisable way. Anyway! These are the characters I used, as well as my answers, with character names inserted and presented for your amusement.

1) John Casey from Chuck
2) Angela Petrelli from Heroes, guessed by shizuka_blooms
3) Ted Earley from Life
4) Sarah Jane Smith from Doctor Who/The Sarah Jane Adventures
5) Jack Bristow from Alias, guessed by selenak
6) Debra Morgan from Dexter
7) Monica Dawson from Heroes
8) Charlie Crews from Life
9) Marc St. James from Ugly Betty
10) Blair Waldorf from Gossip Girl

( Answers below the cut )