Conversation so far:
When was Raymond Burr's film debut?
1946.
What was is first film?
CANNOTANSWER.
How did he embark in film industry?
"He tried to make you see the psychosis below the surface, even when the parts weren't huge.

Question: What was his role in the film industry?
Self-contained rewrite: What was Raymond Burr's role in the film industry?