Conversation so far:
What was his resurgence or comeback role?
In 2004, Oldman returned to prominence when he landed a starring role in the Harry Potter film series, playing Harry Potter's godfather Sirius Black
Are there any other interesting aspects about the Gary Oldman article?
Oldman received strong reviews and earned his first Academy Award nomination and a BAFTA Award nomination

Question: What role did he receive that for?
Self-contained rewrite: What role did Gary Oldman receive a BAFTA Award for?