Originally Posted by Heretic
Not even close.
I always had the impression he was playing himself, just like Nicholson in "As Good...". The german dialogue passages added tremendously to that conclusion, also the longer screen presence. He is imo better when being funny, serves his Austrian/Vienna character pretty well. Sometimes I even felt he was the leading actor.
Though, the performance of the sarcastic character in Basterds was executed flawlessly.