| Person | Type | Job | Role(s) |
|---|---|---|---|
 David M. Thompson | Crew | Directing | Director, Producer |
 Nick Freand Jones | Crew | Production | Producer |
Paul Willey | Crew | Editing | Editor |
Aida Young | Cast | Self - Producer | |
 Andrew Keir | Cast | Actor | Father Sandor (archive footage) |
Anthony Hinds | Cast | Actor | Self - Producer |
 Barbara Shelley | Cast | Actress | Helen Kent / Sonia (archive footage) |
 Bernard Cribbins | Cast | Actor | Job (archive footage) |
 Bette Davis | Cast | Actress | (archive footage) |
 Brian Donlevy | Cast | Actor | Professor Bernard Quatermass (archive footage) |
 Charles Gray | Cast | Actor | Narrator (voice) |
 Christopher Lee | Cast | Actor | Self |
David Pirie | Cast | Actor | Self |
 Don Sharp | Cast | Actor | Self - Director |
 Francis Matthews | Cast | Actor | Charles Kent / Ivan (archive footage) |
 Ingrid Pitt | Cast | Actress | Self |
James Bernard | Cast | Self | |
 James Carreras | Cast | Actor | Self (archive footage) |
 James Donald | Cast | Actor | Dr. Mathew Roney (archive footage) |
James Needs | Cast | Actor | Self (archive footage) |
 Jimmy Sangster | Cast | Actor | Self |
 John Richardson | Cast | Actor | Leo Vincey / Killikrates (archive footage) |
 John Van Eyssen | Cast | Actor | Jonathan Harker (archive footage) |
Len Harris | Cast | Actor | Self (archive footage) |
 Martin Scorsese | Cast | Actor | Self - Film Director |
