Marlon Brando, in did a studio interview (shown in this GIF) and an early screen test for the movie Rebel Without a Cause. The 1955 movie starred James Dean in the role of Jim Stark that Marlon Brando screen tested for.
Marlon Brando in The Men. His acting is unbelievably subtle, and this was his first film! His skill is especially powerful in scenes where his character is trying to feign anger or indifference but failing