Once upon a time the only real Hollywood presence at Comic-Con was filmmaker Kevin Smith.
He wasn’t there in an official “Hollywood” capacity, but rather because he was a huge comics fan and an incredibly entertaining speaker and storyteller.
He’d do Q&As and tell amazing stories from not only his own work, but his adventures in Hollywood.
This story about how he almost wrote a Superman movie is one of them:
And this story about his work on a Prince documentary is another: