By anyone's measure, [Warren Beatty] is proven himself…

Even when Warren [Beatty] cast me, it had been two years between films at that point.

— Alden Ehrenreich

I'd never worked with an actor-director before [Warren Beatty].

— Alden Ehrenreich

Warren [Beatty] loves to talk about his experiences with [Elia] Kazan.

— Alden Ehrenreich

Warren [Beatty] did a very cool thing, where he directs in character.

— Alden Ehrenreich

[Warren Beatty] will sometimes spend hours on a very small detail to make sure he gets it right. After the kind of work that…

— Alden Ehrenreich

I didn't read the script [ Rules Don't Apply ] for a couple years. It basically amounted to this kind of apprenticeship with Warren…

— Alden Ehrenreich

For me, it was watching 'Reds' and 'Splendor in the Grass.' To me, 'Splendor' is like the companion piece to 'Rules Don't Apply.' It's…

— Alden Ehrenreich

[Warren Beatty] definitely sees 'Rules' as a comedic consequence to the American sexual puritanism that is dramatically presented in 'Splendor.'

— Alden Ehrenreich

Warren [Beatty] was very adamant and very encouraging of me to direct. It's definitely something that I'd like to pursue more in the future.

— Alden Ehrenreich

When Tetro came out, I met with Warren Beatty for the first time. I had, like, a four-and-a-half-hour lunch with him, and then over…

— Alden Ehrenreich

[Warren Beatty] is voraciously detail-oriented.

— Alden Ehrenreich

[Warren's Beatty] first film being with this very important director [Elia Kazan], I think we related on that in a big way. And I…

— Alden Ehrenreich

I wanted to watch the women interacting with [Warren Beatty], which takes he chose, and how the actresses were reacting in scenes with him.

— Lily Collins

I don't know what to do with Warren Beatty. All I know is that he wasn't attracted to me. That's all right.

— Elaine Stritch

My wife always says that I will be stuck with this forever: I am the difficult one. With Jack Nicholson they always said it…

— Dustin Hoffman