watch 01:38 The Loop (TV) Do you like this video? "We test, we prove, we report. That's what we do." —Barry Allen[src] This article is in need of citations. You can help by contributing.Please be sure to cite in accordance to our Manual of Style. "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. Mr. Rathaway was the founder of Rathaway Industries. He was the father of Osgood Rathaway and paternal grandfather of Hartley Rathaway. Appearances The Flash Season 1 "The Sound and the Fury" (mentioned) Retrieved from "https://arrow.fandom.com/wiki/Mr._Rathaway?oldid=559522" Categories: Humans Citations needed Article stubs Characters Characters from Earth-1 Deceased Community content is available under CC-BY-SA unless otherwise noted.