La iguana de la lengua de fuego (1971)
Un asesino aniquila a una señora echándole ácido en el rostro. Su cuerpo es luego descubierto en el coche del embajador Sobiesky. Más tarde un nuevo asesinato mueve a los investigadores a sospechar que las víctimas habían sido amantes del diplomático, quien, para peor, se niega a cooperar, y clama inmunidad diplomática.
Directora:
Riccardo Freda
Escritores:
Riccardo Freda, Sandro Continenza, Günter Ebert, Renato Romano.
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Luigi Pistilli as ex-Inspector John Norton |
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Dagmar Lassander as Helene Sobieski |
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Anton Diffring as Ambassador Sobieski |
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Arthur O'Sullivan as Inspector Lawrence |
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Werner Pochath as Marc Sobieski (as Werner Pochat) |
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Dominique Boschero as Ambassador Sobieski's mistress |
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Renato Romano as Mandel, the chauffeur |
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Sergio Doria as Walter |
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Ruth Durley as Norton's mother |
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Valentina Cortese as Madame Sobieski |
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Emmet Bergin as Man in café (uncredited) |
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Niall Tóibín as Doctor (uncredited) |
| Directing | Riccardo Freda | Director |
| Writing | Riccardo Freda | Screenplay |
| Writing | Sandro Continenza | Screenplay |
| Writing | Günter Ebert | Screenplay |
| Writing | Renato Romano | Screenplay |
| Writing | André Tranché | Dialogue |
| Writing | Richard Mann | Novel |
| Production | Robert Dorfmann | Co-Producer |
| Production | Ennio Nobili | Producer |
| Sound | Stelvio Cipriani | Original Music Composer |
| Camera | Silvano Ippoliti | Director of Photography |
| Editing | Riccardo Freda | Editor |
| Production | Giuseppe Chevalier | Production Designer |
| Art | Giuseppe Chevalier | Art Direction |
| Costume & Make-Up | Nadia Vitali | Costume Designer |
| Costume & Make-Up | Lamberto Marini | Makeup Artist |
| Production | Alfonso Donati | Production Manager |
| Production | Franco Fumagalli | Unit Manager |
| Production | Fritz Hammel | Unit Manager |
| Directing | Leo Jahn | Assistant Director |
| Sound | Nick Alexander | Sound Re-Recording Mixer |
| Sound | Aldo De Martino | Sound Engineer |
| Camera | Renato Doria | Assistant Camera |
| Camera | Ennio Marzocchini | Assistant Camera |
| Camera | Leo Massa | Still Photographer |
| Camera | Mario Mazzoni | Still Photographer |
| Camera | Enrico Sasso | Camera Operator |
| Editing | Bruno Micheli | Assistant Editor |
| Editing | Gertrud Petermann | Assistant Editor |
| Directing | Vivalda Vigorelli | Continuity |
| Production | Giuseppe Bruno Bossio | Production Secretary |