Professional who makes still pictures move Crossword Clue

 The answer to the crossword clue "Professional who makes still pictures move" is ANIMATOR.

Animators create still images that are displayed in rapid succession to create the illusion of motion. They work in a variety of mediums, including traditional hand-drawn animation, computer animation, and stop-motion animation. Animators are responsible for creating the characters, backgrounds, and actions that appear in animated films, television shows, video games, and commercials.

Here are some other possible answers to the clue, depending on the length of the clue and the other clues in the puzzle:

5 letters: ARTIST

6 letters: CARTOONIST

7 letters: DESIGNER

I hope this helps!