| Credited cast: |
 | His Highness the Aga Khan | - | Himself (archive footage) |
 | Clare Balding | - | Herself - Author & Broadcaster |
| Maurice Behan | - | Himself - Retired Farrier, Ballymany Stud |
| Sean Berry | - | Himself - Retired Chairman, Irish Thoroughbred Breeders Association (as Capt. Sean Berry) |
| Kieran Conway | - | Himself - Former IRA Intelligence Chief |
| James Cosgrove | - | Himself - Stan's Son |
| Stan Cosgrove | - | Himself - Veterinary Surgeon |
| Alan Dukes | - | Himself - Former Minister for Finance, 1982-1986 |
| Jim Fitzgerald | - | Himself - Retired Head Groom, Ballymany Stud |
| Edwin Handcock | - | Himself - Retired Detective Inspector, Data Ballistics |
| David Horgan | - | Himself - Cosgrove Family Friend |
| Jonathan Irwin | - | Himself - Former CEO, Goffs Bloodstock |
| James | - | Himself - Ballinamore Farmer |
| Martin Kenirons | - | Himself |
| Alan Lagrue | - | Himself - Local |
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