| Person | Type | Job | Role(s) |
|---|---|---|---|
 Cedric Dawe | Crew | Art | Art Direction |
Connie Reeve | Crew | Costume & Make-Up | Makeup Artist |
Denis Johnson | Crew | Directing | Assistant Director |
Edwin Astley | Crew | Sound | Music |
Ernest Gartside | Crew | Production | Producer |
George Burgess | Crew | Sound | Sound Director |
Graeme Hamilton | Crew | Sound | Sound Editor |
Harry Waxman | Crew | Camera | Director of Photography |
Josep Maria Forn | Crew | Directing | Assistant Director |
Julio Salvador | Crew | Directing | Director |
Lawrence Huntington | Crew | Directing | Director, Writer |
Sydney Streeter | Crew | Production | Production Manager |
Tom Simpson | Crew | Editing | Editor |
Leonard Bulkley | Crew | Sound | Sound Recordist |
Betty Sherriff | Crew | Costume & Make-Up | Hairstylist |
 Andreas Malandrinos | Cast | Actor | Proprietor of 'Magasin Gautier' (uncredited) |
 Anouk Aimée | Cast | Actress | Elena Vargas |
 Antonio Almorós | Cast | Actor | Lucien Remue, henchman |
Arnold Bell | Cast | Actor | Oficial de la cárcel |
 Christopher Lee | Cast | Actor | Narrator (voice) |
 Conrado San Martín | Cast | Actor | Henchman |
 G.H. Mulcaster | Cast | Actor | Coronel Ingleby |
 Jesús Colomer | Cast | Actor | (no acreditado) |
 John Warwick | Cast | Actor | Bryant, manager of the Sportadrome |
 John Welsh | Cast | Actor | Senior Customs Officer (uncredited) |
 José Nieto | Cast | Actor | Pierre, secuaz principal |
 José Ramón Giner | Cast | Actor | (no acreditado) |
 Lloyd Lamble | Cast | Actor | Embassy Official (uncredited) |
 Michael Denison | Cast | Actor | British Agent Ricky Metcalfe |
 Philip Saville | Cast | Actor | Martin Scott |
 Rafael Albaicín | Cast | Actor | (no acreditado) |
 Richard Greene | Cast | Actor | Agente del Tesoro Lee Scott |
 Richard Warner | Cast | Actor | Inspector LeGrand, of the Surete |
 Robert Ayres | Cast | Actor | Mr. Dean, American Embassy superior |
Olive Milbourne | Cast | Actress | Mrs. Ingleby |
Alex Gallier | Cast | Head Waiter (no acreditado) | |
Max Brimmell | Cast | Actor | Fotógrafo (no acreditado) |
 Alfonso Estela | Cast | Actor | Secuaz |
| Person | Type | Job | Role(s) |
