The movie was adapted by Emilio Fernández[?], John Steinbeck and Jack Wagner[?] from the novel by Steinbeck. It was directed by Fernández.
... - Juan Manuel Fangio, (Argentina) 1958 - Maurice Trintigant[?], (France) 1959 - Jack Brabham, (Australia) 1960 - Stirling Moss, (United Kingdom) 1961 - ...