He is the fifth child of Oona O'Neill and Charlie Chaplin , the grandson of playwright Eugene O'Neill , and the father of film actress Kiera Chaplin .
Eugene Anthony Chaplin ( born August 23 , 1953 ) is a Swiss recording engineer and documentary filmmaker .
Eugene Anthony Chaplin is the fifth recording engineer of Oona O'Neill and Charlie Chaplin , the grandson of playwright Eugene O'Neill , and the father of film actress Kiera Chaplin .
Eugene Anthony Chaplin ( born August 23 , 1953 ) is a Swiss recording engineer and documentary filmmaker .