After suffering a near fatal accident in his last race over the hill, top British race car driver Greg Rafferty, is about to call it quits when he gets a telegram from racing car tire manufacture Joseph Bartell. He wants Greg to test out his latest invention, a heat resistant car tire, in actual racing competition.
| Actor | Role |
|---|---|
 Bill TraversGreg Rafferty | Greg Rafferty |
 Ed BegleyBartell | Bartell |
 Sidney JamesRichie Launder | Richie Launder |
 Nancy WaltersDiane | Diane |
 Ursula JeansMrs. Rafferty | Mrs. Rafferty |
 Megs JenkinsKitty Launder | Kitty Launder |
 Diane ClarePamela | Pamela |
 Tutte LemkowCarlo Zaraga | Carlo Zaraga |
| GGordon TannerHastrow | Hastrow |
 Ferdy MayneRossano | Rossano |
 Peter CollingwoodCharlie | Charlie |
 Roland CurramGeorge | George |
 Glyn HoustonPit Manager | Pit Manager |