Off-Stage Person Who Reminds Actors of Their Lines

This page is the CodyCross answer for the clue below from Department Store, Group 520, Puzzle 3 (Eager Shoppers).

Question is: Off-Stage Person Who Reminds Actors of Their Lines

and the answer is: PROMPTER

Word Meaning:

PROMPTER — comparative form of prompt: more prompt

Definitions from Wiktionary.