Self
Oliver Postgate
Roger Limb
Milton Babbitt
Huw Wheldon
Robert Popper
Peter Serafinowicz
Wendy Carlos
Paddy Kingsland
Elizabeth Parker
Self - Radiophonic Composer (archive footage)
John Baker
Mark Ayres
Peter Howell
Brian Hodgson
David Cain
Desmond Briscoe
Maddalena Fagandini
Dick Mills
Adrian Utley
Delia Derbyshire
Malcolm Clarke
Peter Kember
Director
Roger Pomphrey