"It's time to think big!" —Clyde Mardon[src] This article is a stub. You can help expand the article by adding some information.Please be sure to edit in accordance to our Manual of Style. For other uses of the name Grace, see Grace. Grace Terrill is the mother of the late Michael Terrill and Ray Terrill. Appearances Freedom Fighters: The Ray Season 1 "Episode Three" Retrieved from "https://arrow.fandom.com/wiki/Grace_Terrill?oldid=509873" Categories: Humans Article stubs Characters Characters from Earth-1 Languages: Polski Community content is available under CC-BY-SA unless otherwise noted.