Spielberg also had cast notable director Francois Truffaut in the film in a major role (modeled after French UFO expert Jacques Vallee).Major Gruver""s task would be to confront the issue of soldiers becoming romantically involved with Japanese women in post-war Japan, in defiance of US military policy.Provoking a range war, they trample over Joe""s garden during their approach, mockingly laugh at him for holding a rifle [his son""s unloaded shotgun], and immediately threaten and intimidate the homesteader.[Note: Fay Wray mistakenly believed that her RKO film co-star, ""the tallest, darkest leading man in Hollywood,"" would be Cary Grant rather than the beast.They passed the neighborhood street singers (from the first film), referred to by Rocky as "the neighborhood""s jukebox," who sang the new couple a special song in commemoration of their marriage.