Christine Kaufmann, the actress who played Ione, the Consul's daughter, in the movie was only 13 years old at the time. A few years later she married Tony Curtis and "Spartacus," Kirk Douglas was the best man at the wedding.
The material spewed from Vesuvius plunged the city into darkness and many of the people of Pompeii died from the gases and especially from breathing in the volcanic ash. However, this would not have been visually dramatic.
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