I rather enjoyed this, and I saw his statue in london yesterday

http://www.bbc.co.uk/radio3/sundayfeature/pip/xrg6j/

Sunday 4 March 2007 21:30-22:15 (Radio 3)

Thirty years after the death of Charles Chaplin, Mark Kermode investigates the great comedian's celebrity role and influence on world culture from the modernists and Dadaists to the Russian avant-garde and imitators in Bombay. Privileged access to Chaplin's private archive reveals remarkable letters from Truman Capote, Winston Churchill and James Agee.

Duration:
45 minutes

I think that the body is ok, but the face is not right.
May be he was very intense and stress man, that I found out on the other thread and this is why he is depicted this way.