| Person | Type | Job | Role(s) |
|---|---|---|---|
 Carmen Martín | Crew | Costume & Make-Up | Makeup Artist |
Christopher Wicking | Crew | Writing | Writer |
Clifford Parkes | Crew | Production | Associate Producer |
 Denise O'Dell | Crew | Production | Production Secretary |
 Edgar Allan Poe | Crew | Writing | Short Story |
Enrique Molinero | Crew | Sound | Sound Recordist |
Francisco Ramón Ferrer | Crew | Costume & Make-Up | Makeup Artist |
 Gordon Hessler | Crew | Directing | Director |
Henry Slesar | Crew | Writing | Writer |
Jack H. Young | Crew | Costume & Make-Up | Makeup Artist |
James H. Nicholson | Crew | Production | Executive Producer |
José Luis Galicia | Crew | Art | Production Design, Production Designer |
Kuki López Rodero | Crew | Directing | Assistant Director |
Louis M. Heyward | Crew | Production | Producer |
Manuel Berenguer | Crew | Camera | Director of Photography |
Max Benedict | Crew | Editing | Editor |
Roberto Roberts | Crew | Production | Production Supervisor |
 Samuel Z. Arkoff | Crew | Production | Executive Producer |
Tony Pueo | Crew | Costume & Make-Up | Costume Design |
 Waldo de los Ríos | Crew | Sound | Original Music Composer |
Carmen Sánchez | Crew | Costume & Make-Up | Hairstylist |
Salvador Gil | Crew | Camera | Camera Operator |
Wally Milner | Crew | Sound | Sound Recordist |
Rosa Biadiu | Crew | Directing | Continuity |
Anne Parsons | Crew | Sound | Sound Editor |
Oliver Waterlow | Crew | Sound | Assistant Sound Editor |
Luis Hernanz | Crew | Production | Production Manager |
Nehama Milner | Crew | Editing | Assistant Editor |
Dennison Thornton | Crew | Production | Publicist |
 Adolfo Celi | Cast | Actor | Inspector Vidocq |
 Brooke Adams | Cast | Actress | Nurse (uncredited) |
 Christine Kaufmann | Cast | Actress | Madeleine Charron |
 Dean Selmier | Cast | Actor | Member of Repertory Company |
 Herbert Lom | Cast | Actor | Rene Marot |
 Inma de Santis | Cast | Actress | Young Madeleine (uncredited) |
 Jason Robards | Cast | Actor | Cesar Charron |
 José Calvo | Cast | Actor | Hunchback (uncredited) |
 Lilli Palmer | Cast | Actress | Mrs. Charron |
Luis Rivera | Cast | Actor | Member of Repertory Company |
 Maria Perschy | Cast | Actress | Genevre |
 María Martín | Cast | Actress | Madam Adolphe |
 Michael Dunn | Cast | Actor | Pierre Triboulet |
 Peter Arne | Cast | Actor | Aubert |
 Rafael Hernández | Cast | Actor | Member of Repertory Company |
Rosalind Elliot | Cast | Actress | Gabrielle |
 Víctor Israel | Cast | Actor | Cowardly Coachman (uncredited) |
Werner Umberg | Cast | Member of Repertory Company | |
 Xan das Bolas | Cast | Actor | Orsini's Assistant |
Marshall Jones | Cast | Actor | Luigi Orsini |
 Emile Stemmler | Cast | Actor | Doctor (uncredited) |
Ruth Plattes | Cast | Orsini's Assistant | |
Sally Longley | Cast | Member of Repertory Company | |
Virginia Stach | Cast | Member of Repertory Company | |
Pamela McInnes | Cast | Member of Repertory Company | |
| Person | Type | Job | Role(s) |
