Knowing how Chris worshipped him, I think John C McGinley would have been an interesting addition to the cast if the character turned out similar to Dr Cox on Scrubs.
More: Who could have played Dr Richard Nygard? Here’s a good article from https://reddit.com/r/PandR/comments/1gd1lu6/who_could_have_played_dr_richard_nygard/: Knowing how Chris worshipped him, I think John C McGinley would have been an interesting addition to the cast if the character turned out similar to Dr Cox on Scrubs. Continue here: Who could have played Dr Richard Nygard?