Directed by
| Gianfranco Parolini | ... | (as Frank Kramer) |
Writing Credits
| Gianfranco Parolini | ... | (screenplay) (as Robert F. Atkinson) & |
| Günter Rudorf | ... | (screenplay) (as Guenter Rudorf) & |
| Giovanni Simonelli | ... | (screenplay) |
| Paul Alfred Müller | ... | (novel) (as Bert F. Island) |
Cast (in credits order) verified as complete
| Tony Kendall | ... | Jo Louis Walker / 'Kommissar X' | |
| Brad Harris | ... | Capt. Tom Rowland | |
| Corny Collins | ... | Emily Lambert | |
| Hannelore Auer | ... | Betty Rogers | |
| Siegfried Rauch | ... | Anthony | |
| Erika Blanc | ... | Elizabeth Hillary | |
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Franco Fantasia | ... | Robert Hillary / Arthur Hillary |
| Erwin Strahl | ... | Inspektor Lefèvre | |
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Gianfranco Parolini | ... | Smoky (as Frank Kramer) |
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Laci von Ronay | ... | Inspektor Barry (as Laci v. Ronay) |
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Carlos de Castro | ... | William Rogers |
| Rest of cast listed alphabetically: | |||
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Fortunato Arena | ... | Second Killer with Harpoon (uncredited) |
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Jens Herold | ... | Doctor (uncredited) |
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Giuseppe Mattei | ... | Killer (uncredited) |
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Theo Maria Werner | ... | Inspektor Jackson (uncredited) |
Produced by
| Theo Maria Werner | ... | producer (as Theo M. Werner) |
Music by
| Marcello Giombini | ||
Cinematography by
| Francesco Izzarelli | ||
| Rolf Kästel | ||
Editing by
| Edmond Lozzi | ||
Production Design by
| Niko Matul | ||
Makeup Department
| Jupp Paschke | ... | makeup artist |
Production Management
| Laci von Ronay | ... | production manager |
Second Unit Director or Assistant Director
| Eva Ceresnjes | ... | assistant director (as Eva Cseresnjes) |
Special Effects by
| Richard Richtsfeld | ... | pyrotechnician |
Stunts
| Slavoljub Plavsic-Zvonce | ... | stunts |
| Dragomir Stanojevic | ... | stunts (as Dragomir Stanojevic-Bata Kameni) |
| Artemio Antonini | ... | stunts (uncredited) |
| Fortunato Arena | ... | stunts (uncredited) |
| Bruno Ariè | ... | stunts (uncredited) |
| Brad Harris | ... | stunts (uncredited) |
| Giulio Maculani | ... | stunts (uncredited) |
| Giuseppe Mattei | ... | stunts (uncredited) |
| Sergio Testori | ... | stunts (uncredited) |
| Franco Ukmar | ... | stunts (uncredited) |
Camera and Electrical Department
| Rüdiger Meichsner | ... | camera operator |
| Peter Michael Michaelis | ... | still photographer |
Script and Continuity Department
| Renate Neuchl | ... | script supervisor (as Renate Neuche) |
Additional Crew
| Rainer Brandt | ... | voice dubbing: Brad Harris (uncredited) |
| Thomas Danneberg | ... | voice dubbing: Museum Guard (uncredited) |
| Hans W. Hamacher | ... | voice dubbing: Laci von Ronay (uncredited) |
| Martin Hirthe | ... | voice dubbing: Franco Fantasia - first role (german version) (uncredited) |
| Gert Günther Hoffmann | ... | voice dubbing: Tony Kendall (uncredited) |
| Randolf Kronberg | ... | voice dubbing: Jens Herold (uncredited) |
| Renate Küster | ... | voice dubbing: Erika Blanc (uncredited) |
| Wolfgang Lukschy | ... | voice dubbing: TV Announcer (uncredited) |
| Andreas Mannkopff | ... | voice dubbing: Carlos de Castro (uncredited) |
| Edgar Ott | ... | voice dubbing: Franco Fantasis - second role (uncredited) |
| Rolf Schult | ... | voice dubbing: Theo Maria Werner (uncredited) |
| Hans Dieter Zeidler | ... | voice dubbing: Gianfranco Parolini (uncredited) |