Jeff Rawle Praises Rob and Talks Working with Him in Harry Potter Series Posted on 06/05/2012 by Mel · Leave a comment He played Rob’s father in the Harry Potter Movies when Rob was Cedric Diggory. He says he hasn’t spoken to Rob, but he jokes about hoping Rob might get him a job in one of his movies. Source Share this:Share on TumblrPrint Popular Posts & PagesNew Pics of Kristen Playing Guitar (and Rockin' it!) Jennifer Lawrence Mentions Kristen in Marie Claire (June issue) ***SPOILER ALERT*** Camp X-Ray Kristen Stewart's Playlist Picks! HOT SEXY Robsten Video!