High Explosive (1943)

Mike Douglas Barry Sullivan owner of a nitroglycerin concern hires his old friend Buzz Mitchell Chester Morris a racedriver of midgetauto cars who has been banned from racing to go to work hauling nitro Buzz makes a play for Connie Baker Jean Parker Mikes secretary and girlfriend and also for Doris Lynch Barbara Lynn fiancée of Connies younger brother Jimmy Rand Brooks and gets Jimmy to replace him on a dangerous nitro haul and Jimmy of course has an accident and gets killed But Buzz finds a way to redeem himself The hard way