 Phil TaylorSelf - World Number 3 | Self - World Number 3 |
 Michael van GerwenSelf - World Number 1 | Self - World Number 1 |
 Gary AndersonSelf - World Number 2 | Self - World Number 2 |
 Raymond van BarneveldSelf - World Number 16 | Self - World Number 16 |
 Eric BristowSelf - World Darts Champion 1980, 1981, 1984, 1985, 1986 | Self - World Darts Champion 1980, 1981, 1984, 1985, 1986 |
 Bobby GeorgeSelf - World Darts Runner Up 1980 & 1994 | Self - World Darts Runner Up 1980 & 1994 |
 Bob AndersonSelf - World Darts Champion 1988 | Self - World Darts Champion 1988 |
 Keith DellerSelf - World Darts Champion 1983 | Self - World Darts Champion 1983 |
 Rod HarringtonSelf - World Darts Runner Up 1995 / Director of PDC | Self - World Darts Runner Up 1995 / Director of PDC |
 Kirk BevinsSelf - Referee | Self - Referee |
 Robert ThorntonSelf (Archive Footage) | Self (Archive Footage) |
 Russ BraySelf - Referee | Self - Referee |
 Peter WrightSelf - World Number 4 | Self - World Number 4 |
 Keegan BrownSelf (Archive Footage) | Self (Archive Footage) |
 Adrian LewisSelf - World Number 6 | Self - World Number 6 |
 Ronnie O'SullivanSelf - 5-times World Snooker Champion | Self - 5-times World Snooker Champion |
 Dave ChisnallSelf (Archive Footage) | Self (Archive Footage) |
 James WadeSelf - World Number 7 | Self - World Number 7 |
| TTommy GilmourSelf - Manager of Gary Anderson | Self - Manager of Gary Anderson |
| SSharon MacFarlaneSelf - Youth Director of Scottish Darts Association | Self - Youth Director of Scottish Darts Association |
| PPaul HinksSelf (Archive Footage) | Self (Archive Footage) |
 Barry HearnSelf - Chairman of Professional Darts Corporation | Self - Chairman of Professional Darts Corporation |
| AAndy BoultonSelf (Archive Footage) | Self (Archive Footage) |
| SStephan WaldertSelf - Institute of Neuroscience at University College London | Self - Institute of Neuroscience at University College London |
| RRene EidamsSelf (Archive Footage) | Self (Archive Footage) |
| WWill GreenwoodSelf - Rugby World Cup Winner 2003 | Self - Rugby World Cup Winner 2003 |
| RRory HopkinsSelf - Sky Sports Darts Executive Producer | Self - Sky Sports Darts Executive Producer |
| JJelle KlaasenSelf - World Number 19 | Self - World Number 19 |
| SSimon WhitlockSelf (Archive Footage) | Self (Archive Footage) |
| AArjan van der GiessenSelf - Darts Reporter at RTL | Self - Darts Reporter at RTL |
