The Iguana with the Tongue of Fire

In Dublin, the acid-scarred, razor-slashed corpse of a young woman is discovered in the boot of the Swiss Ambassador's limousine. The Ambassador, his family and employees all become immediate suspects. Faced with the problem of diplomatic immunity, the police officer in charge of the case brings in John Norton, an ex-Inspector known for his brutal methods, to carry out an "unoffical" investigation. While Norton develops a relationship with the Ambassdor's attractive daughter, several more gruesome murders occur...

• Riccardo FredaDirector
• Riccardo FredaScreenplay
• Sandro ContinenzaScreenplay
• Günter EbertScreenplay
• Renato RomanoScreenplay
• Stelvio CiprianiOriginal Music Composer

• Luigi Pistilliex-Inspector John Norton
• Dagmar LassanderHelene Sobieski
• Anton DiffringAmbassador Sobieski
• Arthur O'SullivanInspector Lawrence
• Werner PochathMarc Sobieski (as Werner Pochat)
• Dominique BoscheroAmbassador Sobieski's mistress
• Renato RomanoMandel, the chauffeur
• Sergio DoriaWalter
• Ruth DurleyNorton's mother
• Valentina CorteseMadame Sobieski
• Emmet BerginMan in café (uncredited)
• Niall TóibínDoctor (uncredited)