Officer Terence Shannon is the head man of the Los Angeles Flying Squadron. In this capacity, Shannon does battles with ruthless opium smugglers in LA's Chinatown
| Actor | Role |
|---|---|
 Thurston HallOfficer Terrence Shannon | Officer Terrence Shannon |
 Rosemary ThebyPatsy O'Connell | Patsy O'Connell |
| GGoro KinoWu Fang | Wu Fang |
 Charles K. FrenchJim Murdock | Jim Murdock |
 Marjorie BennettMinnie | Minnie |
 Harold HollandOfficer Michael O'Shea | Officer Michael O'Shea |
| WWilliam Musgrave'Chink' Ross | 'Chink' Ross |
 Togo YamamotoSing Bok | Sing Bok |
| HHarold JohnstoneSgt. Joe Duncan | Sgt. Joe Duncan |