It is only in the case of the Priestly Code that opinions differ widely; for it tries hard to imitate the costume of the Mosaic period, and, with whatever success, to disguise its own. ↗
He's a guy's guy, so it pretty much became like the impressions - don't imitate Sean Connery's voice, and things like that. We were all kind of doing it towards the end of the film, anyway, and he was cool with it. ↗