A singing insurance investigator comes to Ireland to recover the stolen Blarney Stone...and romance the local policeman's daughter.
| Actor | Role |
|---|---|
 Bing CrosbyJoe Mulqueen | Joe Mulqueen |
 Ann BlythConn McNaughton | Conn McNaughton |
 Barry FitzgeraldSergeant Briany McNaughton | Sergeant Briany McNaughton |
 Hume CronynHughie Devine | Hughie Devine |
 Eileen CroweBiddy O'Devlin | Biddy O'Devlin |
 John McIntireInspector Fallon | Inspector Fallon |
 Tudor OwenCormac Gillespie | Cormac Gillespie |
 Jimmy HuntPearse O'Neill | Pearse O'Neill |
 Morgan FarleyEdwin Livesley | Edwin Livesley |
 John EldredgeE. L. Larkin | E. L. Larkin |
 John 'Skins' MillerDowdler | Dowdler |