Getting inside that head, and body, was no easy feat.
It was trying to explore a character that I have absolutely no similarities with, Claflin says.
Im quite an open, flamboyant character myself.

Credit: Sarah Dunn
He lived for months with soreness in his neck, shoulders, lower back, and fingers.
He also dropped close to 40 pounds over the course of production to represent Traynors muscular atrophy.
I tried to be as witty as possible, Claflin says.
It was really kind of out of my hands.
Director Thea Sharrock says it was Claflins innate empathy that led her to cast him.
Sam is unlike a lot of actors of his generation, she says.
He has a humbleness that is very pure and real.
That was just an added bonus.