The crossover wasn't happening. TV actors were TV actors, and film and stage actors were a whole different thing. And now there's just a lot of crossover.
Where Joe was more vocal and emotional whereas Chuck was very reserved. But, both of them executed great strategy and both of them demanded a lot of their players.
The thing about democracy, beloveds, is that it is not neat, orderly, or quiet. It requires a certain relish for confusion.