Auto racer Speed Carr enters a marathon race across the United States, from New York to Los Angeles. He encounters numerous obstacles not related to the race and must switch identities and vehicles before he can finish.
| Actor | Role |
|---|---|
 Wallace Reid'Speed' Carr | 'Speed' Carr |
 Wanda HawleySallie McPherson | Sallie McPherson |
 Theodore RobertsJohn Ogden | John Ogden |
 Tully MarshallDonald McPherson | Donald McPherson |
 Lucien LittlefieldReginald Toby | Reginald Toby |
 Guy OliverPawn Broker | Pawn Broker |
 Maxine Elliott HicksNot listed | Not listed |
 Teddy TetzlaffRace Car Driver | Race Car Driver |