Motorcycle speedway champion Big Bill Summers (Cyril McLaglen) has amorous intentions towards attractive young Jane (Ida Lupino). After Bill's rival on the dirt tracks, Mitch (John Loder), also becomes his rival for Jane's attention, Bill causes a racing crash that leaves Mitch seriously injured. Bill is banned from the speedways, and takes up stunt riding to make a living. He finally has the opportunity to redeem himself.