When Dalton Trumbo and his friends joined the Communist Party it was 1943, and Russia was our ally in World War II. This was connected to a very popular movement of artists and intellectuals at that time towards anti fascism, and an alliance with the union movement.
Jay RoachDalton Trumbo was constantly criticizing the membership [in the Communist Party], and was opposite to being a loyalist.
Jay RoachMy biggest role as director on the film is keeping a sense of the overview - how to cast the movie and shoot it in such a way that it will cut together. And how to design the style and tone.
Jay Roach