<Tr> <Th> Box office </Th> <Td> $9,528,000 </Td> </Tr> <P> The War Wagon is a 1967 Western film starring John Wayne and Kirk Douglas, released by Universal Pictures, directed by Burt Kennedy, produced by Marvin Schwartz, and adapted by Clair Huffaker from his own novel . The supporting cast includes Howard Keel, Robert Walker Jr., Keenan Wynn, Joanna Barnes and Bruce Dern . The picture received generally positive reviews . </P> <P> Filming took place in Sierra de Órganos National Park in the town of Sombrerete, Mexico </P> <P> Wayne and Douglas had earlier made In Harm's Way (1965) and Cast a Giant Shadow (1966) together within the previous rwo years . </P>

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