For more than half a century, rumours have circulated of the Krays' relationship with the American Mafia. Featuring brand new interviews and sensational revelations, including an exclusive interview with a former American mobster. Also featured is the late Dave Courtney in what would be his final recorded interview.
| Actor | Role |
|---|---|
 Dave CourtneySelf | Self |
| MMaureen FlanaganSelf | Self |
| KKim PeatSelf | Self |
| AAlbert SayersSelf | Self |
| CChristian SimpsonSelf | Self |
| NNeil JacksonSelf | Self |
| SSteve WraithSelf | Self |