<Li> Jim (Troy Metcalf, introduced in season 1) is an employee at the quarry Mike manages . He has appeared in at least one episode every season . </Li> <Li> Chuck (Greg Cipes, introduced in season 2) is a younger employee at the quarry Mike manages . He once babysat for Brick, giving him questionable advice on a school project . He often speaks in the third person, referring to himself as "The Chuck". </Li> <Li> Dr. Ted Goodwin (Jack McBrayer, introduced in season 4) is the dentist who hires Frankie as a hygienist in season 4 . He has few friends, and Frankie is forced to spend time with him after work in "The Jump" (season 5). Ted's dental office is bought out by the conglomerate Smile Sensations in season 7 . Frankie does not like the changes, but continues to work there . </Li> <Li> Edwin (Jimmy Bellinger, introduced in season 5) is the young manager at Spudsy's, a baked potato fast food restaurant in a mall food court where Sue has worked steadily since season 5 . </Li>

Who plays frankie's boss on the middle