Thud and Blunder in "Knock-Off Time"Thud and Blunder in "Knock-Off Time"1964Queuebrick VideoQueueLWatchedWFavoriteFListsDiscussionWhere to watchCopy short link1964·TrailerThud and Blunder in "Knock-Off Time"2m·AnimationThud and Blunder learn what not to do while in a coal mine.StudioNational Coal Board Film UnitOverviewDiscussionCastCrewDetailsWhere to watchNo cast listed.
