What different movies are being described?

Question

1."This is not a blockade. This is language. A new vocabulary, the likes of which the world has never seen! This is President Kennedy communicating with Secretary Khrushchev."
2. " Do you ever get the feeling that there's something going on that we don't know about?" And another one:" We all know most marriages depend on a firm grasp of football trivia."
3. " The 4 horse! Nobody bets the 4 horse, Trotter. The 4 horse is a joke. They let little kiddies on the 4 horse to have their picture taken." And another:"Did I win? Did I WIN? SON-OF-A-*****! GOD LIKES ME! HE REALLY, REALLY, LIKES ME! WHAT A DAY! WHAT A FABULOUS DAY! "
4. "Listen to me. What happened between Mrs. Robinson and me was nothing. It didn't mean anything. We might just as well have been shaking hands."
" Shaking hands? Well, that's not saying much for my wife, is it?"

Answer 1

1. Robert McNamara-Thirteen Days
2. Modell-Diner (Darn good movie)
3. Tony Cheeseburger-Let It Ride
4. Benjamin Braddock-The Graduate

Answer 2

4 is from the graduate