Jeff Daggett, owner of a garage in Rockett, Arizona, neglects his business for work on a new type of automobile motor, while Johnny Fox, his assistant, handles the business. President Holtwood of a motor company and his daughter Nadine are driving to California when their car breaks down near Rockett.
| Actor | Role |
|---|---|
 George O'HaraJeff Daggett | Jeff Daggett |
 Helen FosterNadine Holtwood | Nadine Holtwood |
 Irving BaconWade Rexton | Wade Rexton |
 John StepplingPresident Holtwood | President Holtwood |
| JJohnny FoxMechanic | Mechanic |
| AAudrey HowellNot listed | Not listed |