You never forget your first Doctor, which is true. I'm so new to Doctor Who, I don't have a favorite, yet, but I can say I enjoy Christoper Eccleston's enthusiasm & wit in the role of the Doctor. 10 was my first doctor!
"I think you need a Doctor. Like I said in an earlier pin/gif, if you'll notice, basically the whole scene is him watching her, because he's more concerned for what happens to her than the rest of the universe around them. LOVE THIS SCENE!
"Night and The Doctor" 5 minisodes with River Song! The order is: Bad Night Good Night First Night Last Night Up All Night. Also on this site search "Doctor Who prequel" for other prequels, as well as "Pond Life"