Harold Meadows is a shy, stuttering bachelor working in a tailor shop, who is writing a guidebook, The Secret of Making Love, for other bashful young men. Fate has him meet rich girl Mary, and they fall in love. But she is about to wed an already married man, so our hero embarks upon a hair-raising daredevil ride to prevent the wedding.
| Actor | Role |
|---|---|
 Harold LloydHarold Meadows | Harold Meadows |
 Jobyna RalstonMary Buckingham | Mary Buckingham |
 Richard DanielsJeremiah 'Jerry' Meadows | Jeremiah 'Jerry' Meadows |
 Carlton GriffinRonald De Vore | Ronald De Vore |
 Nola LuxfordVamp (uncredited) | Vamp (uncredited) |
 Judy KingFlapper (uncredited) | Flapper (uncredited) |
 Ethel BroadhurstPublisher Woman (uncredited) | Publisher Woman (uncredited) |
 Sammy BrooksShort Train Passenger (uncredited) | Short Train Passenger (uncredited) |
 Billy ButtsLittle Boy (uncredited) | Little Boy (uncredited) |
 Joe CobbBoy in Tailor Shop (uncredited) | Boy in Tailor Shop (uncredited) |
 Jackie CondonBoy Having Pants Sewn (uncredited) | Boy Having Pants Sewn (uncredited) |
 Mickey DanielsNewsboy (uncredited) | Newsboy (uncredited) |
| AAndy De VillaTraffic Cop (uncredited) | Traffic Cop (uncredited) |
| DDorothy DorrGirl with the Curls (uncredited) | Girl with the Curls (uncredited) |
 Betsy Ann HisleLittle Girl (uncredited) | Little Girl (uncredited) |