Which actor won an Oscar for playing Hans Landa in 'Inglourious Basterds'?

In 'Men in Black', who plays Agent K? In 'Pulp Fiction', who plays Jules Winnfield? In 'Pulp Fiction', who plays Mia Wallace? In 'Kill Bill', who plays The Bride? Which actor won an Oscar for playing Anton Chigurh in 'No Country for Old Men'? Which actor won an Oscar for playing the Joker in 'The Dark Knight'? Which actor won an Oscar for playing Arthur Fleck in 'Joker'? Which actor won an Oscar for playing J. Robert Oppenheimer?