Title: Pompeii: The Last Day
Content:  The film is directed and produced by the BBC in co-production with TLC.
Title: The Last Days of Pompeii (1913 film)
Content:  The film was produced by Società Anonima Ambrosio. The DVD release by Kino wrongfully credits Pasquali for the production; however, Pasquali was the one producing the other 1913 version of Last Days of Pompeii. The direction was done by Eleuterio Rodolfi. Mario Caserini is sometimes co-credited, but the grounds for this are uncertain: The Italian Bianco e Nero magazine mentions only Rodolfi.
Title: The Last Days of Pompeii (1959 film)
Content:  Director Mario Bonnard fell ill during production, leaving most of the film to be shot by Sergio Leone who went uncredited in the film prints.
Title: The Last Days of Pompeii (1950 film)
Content:  The Last Days of Pompeii (1950) (Les Derniers Jours de Pompéi) (Gli ultimi giorni di Pompei) is a black and white French-Italian Peplum (film genre), directed by Marcel L'Herbier "in collaboration with" Paolo Moffa, who was also the director of production. It was adapted from Edward Bulwer-Lytton's novel The Last Days of Pompeii. The film has also been known as Sins of Pompeii.
Title: The Last Days of Pompeii
Content:  di Pompei) (Italy), directed by Carmine Gallone. ; 1935 – The Last Days of Pompeii, an RKO film, with Preston Foster and Basil Rathbone, which carried a disclaimer that, although the movie used the novel's description of Pompei, it did not use its plot or characters. ; 1950 – The Last Days of Pompeii (Gli ultimi giorni di Pompei / Les Derniers Jours de Pompéi) (Italy/France), directed by Marcel L'Herbier and Paolo Moffa. ; 1959 – The Last Days of Pompeii (Gli ultimi giorni di Pompei) (Italy), directed by Mario Bonnard and Sergio Leone. ; 1984 – The Last Days of Pompeii (Italy/UK/US), a television miniseries. ; 2007 – Pompei (Italy), two-part TV miniseries ; 2008 – Pompeji (Germany), musical. 
Title: The Last Days of Pompeii (1959 film)
Content:  Hollywood epic. The first was produced in 1935 by Merian C. Cooper. In 2007 Roman Polanski was attached to a film adaptation based on a Robert Harris novel set in the city, but that project was ultimately brought to fruition by Paul W. S. Anderson in 2014. The 1984 television film is the only version so far to have closely followed the original Bulwer-Lytton novel. The film versions before 1959 had centered on the eruption of Vesuvius, the Christians, the lions in the arena and the villainous high priest, leaving the rest of the plot. The idea to make a new film on the same subject, taking advantage of Eastmancolor and a Supertotalscope widescreen, came from producer and director Paolo Moffa. Moffa had produced and co directed with Marcel L'Herbier a film version of The Last Days of Pompeii ten years earlier.
Title: The Last Days of Pompeii (1950 film)
Content:  Principal filming took place in the Summer of 1948 at the Cinecittà studios in Rome. The amphitheatre scenes were filmed at the Arena di Verona. The production was then interrupted however for nearly a year, and was completed at the GTC studios at Joinville/Saint-Maurice in 1949. The film was released in France and Italy in 1950. The film considerably simplified the plot of Lytton's novel, and there was some alteration of the names of the principal characters: Glaucus became Lysias, and Ione became Hélène; Nidia was made the victim of Arbax rather than an agent of his defeat. There were set designs and costumes by 
Title: Jone or the Last Days of Pompeii
Content:  The film was produced by Pasquali e C..
Title: The Last Days of Pompeii
Content:  fell onto the cast below, and the production was an expensive flop. ; 1900 – The Last Days of Pompeii (UK), directed by Walter R. Booth. ; 1908 – The Last Days of Pompeii (Gli ultimi giorni di Pompei) (Italy), directed by Arturo Ambrosio and Luigi Maggi. ; 1912 – The Last Days of Pompeii a three movement concert suite composed by John Philip Sousa. ; 1913 – The Last Days of Pompeii (Gli ultimi giorni di Pompei) (Italy), directed by Mario Caserini. ; 1913 – Jone or the Last Days of Pompeii (Jone ovvero gli ultimi giorni di Pompei) (Italy), directed by Giovanni Enrico Vidali and Ubaldo Maria Del Colle. ; 1926 – The Last Days of Pompeii (Gli ultimi 
Title: The Last Days of Pompeii (1908 film)
Content:  The Last Days of Pompeii (Italian:Gli ultimi giorni di Pompeii) is a 1908 Italian silent historical film directed by Arturo Ambrosio and Luigi Maggi and starring Lydia De Roberti and Umberto Mozzato. It was loosely based on the novel of the same title by Edward Bulwer-Lytton. The film was a success on its release, and its popularity is credited with starting a fashion for epic historical films. The film was made by the Turin-based Ambrosio Film.

Question: Who was the producer of The Last Days of Pompeii?
Answer: Arturo Ambrosio.