A Time to Die was based on the 1967 novel
Six Graves to Munich by
Mario Puzo under the pseudonym Mario Cleri. Puzo had expanded the original 1965 eponymous short story published in
Male magazine in the November issue.
Amsterdam, Holland was the principal filming location. The film was produced by Carnation International Pictures (CIP). The Almi Group was the distribution company. The film marked the final feature film appearance of
Sir Rex Harrison. After the filming, Harrison retired from film and returned to the stage for remainder of his life. ==References==