The Bowery Boys take on British crooks when one of them thinks he's inherited a title.
| Actor | Role |
|---|---|
 Leo GorceyTerence Aloysius "Slip" Mahoney | Terence Aloysius "Slip" Mahoney |
 Huntz HallHorace Debussy "Sach" Jones/Sir Horace | Horace Debussy "Sach" Jones/Sir Horace |
 Bernard GorceyLouie Dumbrowski | Louie Dumbrowski |
 Angela GreeneMarcia | Marcia |
 Walter KingsfordEarl of Washington | Earl of Washington |
 Norma VardenAunt Agatha | Aunt Agatha |
| JJohn DodsworthSir Edgar Whipsnade | Sir Edgar Whipsnade |
| WWilliam CottrellReggie | Reggie |
 David GorceyChuck Anderson | Chuck Anderson |
 Benny BartlettButch Williams | Butch Williams |
 Rex EvansHerbert | Herbert |
| JJames LoganHoskins the Butler | Hoskins the Butler |
| AAlex FrazerJ. Allison Higby - Solicitor | J. Allison Higby - Solicitor |
| CCharles KeaneBly | Bly |
 Clyde CookEnglish Cabbie | English Cabbie |
 Bess FlowersParty Guest | Party Guest |
 George BarrowsNot listed | Not listed |