What do you call someone who makes his living gazing at other people's?

She finally looked up and gazed about at the house.

The women were still gazing at him as he left.

Her eyes changed as she gazed at the small face.

She gazed at the photograph for a long moment, something in her face.

Black gazed at him for a moment, but made no issue of the matter.

The woman gazed at the picture for a moment longer.

He turned finally, and gazed at her for the first time.

For a moment, he just gazed at both of us.

She found herself still gazing at the strong young man.