10. The Coen Brothers
In an interview done by Variety to George Clooney about how it was like to work with The Coen Brothers, he described them as “very funny”, and “very easy to work with.” Joel and Ethan Coen has done 24 films to date, with most of them having nominations and awards in various award giving bodies. As a duo, they have been nominated in 12 Academy Awards, and have films winning Best Original Screenplay (Fargo), Best Picture (Fargo), and Best Adapted Screenplay (No Country For Old Men). They also served as chairmen during the 2015 Cannes International Film Festival.