A character's name is capitalized when they're introduced.
Thereafter, mixed case.
SANDRA walks in as if she owns the place, she's 20s, glowing skin and hair, designer clothes that only a trust fund could buy.
Conversation stops. Everyone turns and looks.
Sandra walks right up to the front of the queue where Mike is next to be served.
SANDRA
You don't mind if I cut in, do you?
MIKE
N-no, of course n-not.
Check out the
screenwriting tips sticky thread, which has links to sites full of scripts free to read for educational purposes. What are your top 20 favorite films? Read the screenplays and discover how the written words turned into the images and dialogue you loved. All your questions will be answered.
-Derek