Some more answers...

1. "It's a lonely way, you know... the way of the necromancer..."
    ~ Nicol Williamson (Merlin) to Morgana (Helen Mirren) in Excalibur

2. "Him there, with the five and a half hat size, has the makings of a bloody hero!"
    ~ as Paul from Hull said, Sean Connery (Danny) in The Man Who Would Be King

3. "What'd you say, Stanley? You said no hookers! *punch* You said no hookers! *punch* No hookers! *punch* No hookers! *punch* No hookers! *punch*"
   ~ Wendy Jo Sperber to her husband she had in a headlock in Bachelor Party

4. "I bet you're gay."
   ~ Michael Palin (Sir Galahad) to John Cleese (Sir Lancelot) after being rescued from the castle full of virgin temptresses in Monty Python & The Holy Grail

5. "Hey, Sheriff! You forgot your pants."
   ~ Angie Dickenson (Feathers) to John Wayne (Sheriff John T. Chance) in Rio Bravo