| Person | Type | Job | Role(s) |
|---|---|---|---|
 Roger Pomphrey | Crew | Directing | Director |
Adrian Utley | Cast | Self | |
Brian Hodgson | Cast | Self | |
 Delia Derbyshire | Cast | Actress | Self |
Elizabeth Parker | Cast | Self | |
Huw Wheldon | Cast | Self | |
John Baker | Cast | Actor | Self - Radiophonic Composer (archive footage) |
Malcolm Clarke | Cast | Self | |
 Mark Ayres | Cast | Actor | Self |
 Oliver Postgate | Cast | Actor | Self |
 Peter Serafinowicz | Cast | Actor | Self |
 Robert Popper | Cast | Actor | Self |
 Wendy Carlos | Cast | Actress | Self |
Dick Mills | Cast | Actor | Self |
Roger Limb | Cast | Self | |
Desmond Briscoe | Cast | Self | |
Maddalena Fagandini | Cast | Self | |
Peter Kember | Cast | Self | |
Milton Babbitt | Cast | Self | |
Paddy Kingsland | Cast | Self | |
Peter Howell | Cast | Self | |
| Person | Type | Job | Role(s) |
