 Liam NeesonNarrator (voice) | Narrator (voice) |
 Joey DunlopSelf - Road Racer (archive footage) | Self - Road Racer (archive footage) |
| RRobert DunlopSelf - Road Racer (archive footage) | Self - Road Racer (archive footage) |
 Michael DunlopSelf - Robert Dunlop's Youngest Son | Self - Robert Dunlop's Youngest Son |
| WWilliam DunlopSelf - Robert Dunlop's Eldest Son | Self - Robert Dunlop's Eldest Son |
| LLiam BeckettSelf - Dunlop Family Friend | Self - Dunlop Family Friend |
| JJohn McGuinnessSelf - Road Racer | Self - Road Racer |
| SStephen DavidsonSelf - Road Racing Writer & Photographer | Self - Road Racing Writer & Photographer |
| MMay DunlopSelf - Joey & Robert Dunlop's Mother | Self - Joey & Robert Dunlop's Mother |
| JJim DunlopSelf - Joey & Robert Dunlop's Brother | Self - Joey & Robert Dunlop's Brother |
| LLinda LavertySelf - Joey & Robert Dunlop's Sister | Self - Joey & Robert Dunlop's Sister |
| LLinda DunlopSelf - Joey Dunlop's Wife | Self - Joey Dunlop's Wife |
| LLouise DunlopSelf - Robert Dunlop's Wife | Self - Robert Dunlop's Wife |
| GGary DunlopSelf - Joey Dunlop's Son | Self - Joey Dunlop's Son |
| DDonna McLeanSelf - Joey Dunlop's Daughter | Self - Joey Dunlop's Daughter |
| JJohn HarrisSelf - Joey Dunlop's Sponsor & Friend | Self - Joey Dunlop's Sponsor & Friend |
 Murray WalkerSelf - Commentator & Former Road Racer | Self - Commentator & Former Road Racer |
| AAndy McMenemyJoey Dunlop's Sponsor & Friend | Joey Dunlop's Sponsor & Friend |
| BBilly NuttSelf - Former Race Organiser | Self - Former Race Organiser |
| MMervyn WhiteSelf - Race Director | Self - Race Director |
| SSiobhan CarterSelf - Romanian Orphanage Worker | Self - Romanian Orphanage Worker |
