The poster is from 1966 and is for the film starring John Wayne & Robert Mitchum. Measures 27″ x 41″. Minor separation at a couple fold lines. Please see photos for details. We have many original vintage posters and lobby cards for sale. View My Other Items For Sale. Track Page Views With. Auctiva’s FREE Counter. The item “Vintage Original 1966 EL DORADO Movie Poster John Wayne, Robert Mitchum RARE” is in sale since Wednesday, April 17, 2019. This item is in the category “Entertainment Memorabilia\Movie Memorabilia\Posters\Originals-United States\1960-69″. The seller is “hoobiedaju” and is located in Los Angeles, California. This item can be shipped worldwide.