 Korean War veteran Lucas Doolin (Robert Mitchum) works in the family moonshine business, delivering the illegal liquor his father distills to clandestine distribution points throughout the South in his souped-up hot rod.However, Lucas has more problems than evading the U.S. Treasury agents ("revenuers"), led by determined newcomer Troy Barrett (Gene Barry).Lucas is concerned that his younger brother Robin (James Mitchum), who is also his mechanic, will be tempted into following in his footsteps and becoming a moonshine runner.