<Ul> <Li> Kevin Michael Richardson as Rosie , others </Li> <Li> David Koechner as Robert `` Bob Pogo '' Pogrohvich , Frank 's obese , chainsmoking boss . </Li> <Li> Kevin Farley as Babe , Carl , others </Li> <Li> Gary Cole as Rodger Dunbarton , the owner and founder of the airlines where Frank and his co-workers work . </Li> <Li> Joe Buck as Lou Gagliardi , others </Li> <Li> John DiMaggio as Scoop Dunbarton , Roger Dunbarton 's racist and moronic nephew . </Li> <Li> Allison Janney as Henrietta Van Horne </Li> <Li> T.J. Miller as Randy </Li> <Li> Michael K. Williams as Smoky </Li> </Ul>
who voices randy in f is for family
T.J. Miller