Valley of the Dragons (1961 film) to try and get on the earth the next time the comet approaches. The film was produced by Al Zimbalist who says he was given a copy of the Verne novel that his 16 year old son Don had found in a London bookshop. Director Edward Bernds says the novel had not been published in the US due to its anti semitism. Jules Verne adaptations were in vogue at the time ever since the success of "Twenty Thousand Leagues Under the Sea" and "Around the World in 80 Days". Zimbalist had the rights to footage for "One Million B.C." (1940).
Twenty Thousand Leagues Under the Sea public-domain translation, which is available from a number of sources, notably a recent edition with the title "Twenty Thousand Leagues under the Seas" (). In 2010 Walter released a fully revised, newly researched translation with the title "20,000 Leagues Under the Seas" — part of an omnibus of five of his Verne translations titled "Amazing Journeys: Five Visionary Classics" and published by State University of New York Press. In 1998 William Butcher issued a new, annotated translation from the French original, published by Oxford University Press, , with the title "Twenty Thousand Leagues under the Seas". He includes detailed notes,