According to Anti, who do the legwork of describing the plot and what the gravely-voiced singer’s role is so we don’t have to:

“Currently, Tom Waits is in the midst of filming The Book of Eli, directed by Albert and Allen Hughes. Eli is a post-apocalyptic Western, in which a lone man fights his way across America in order to protect a sacred book that holds the secrets to saving mankind. The film stars Denzel Washington and Gary Oldman with Tom Waits in a small role as “Engineer.”

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