Helen Mirren and Alden Ehrenreich Discuss 'A Talent for Murder'

• Helen Mirren and Alden Ehrenreich star in the new film 'A Talent for Murder'.
• The film is based on Patricia Highsmith's work.
• The production involved unusually valuable snails.
• Anton Corbijn directed the film.
• The animal wrangler was tasked with handling the snails.