|Marlon Brando||Johnny Strabler/Narrator|
|Mary Murphy||Kathie Bleeker|
|Robert Keith||Sheriff Harry Bleeker|
|Jay C. Flippen||Sheriff Stew Singer|
Johnny and his motorcycle gang roll into Carbonville for a biker competition and raise enough hell to get kicked out of town. They repair to nearby Wrightsville and continue their reign of terror. The local sheriff is helpless to stop them, but when a rival gang arrives, he manages to arrest their leader, Chino . Meanwhile, Johnny finds himself attracted to the sheriff's daughter, Kathie, and decides to stick around.