Dennis O'Neill: Dennis O'Neill. Actor: Die Fledermaus. Dennis O'Neill was born on 25 February 1948 in Pontarddulais, Wales, UK. He is an actor, known for Die Fledermaus (1983), Great Performances (1971) and Macbeth (1993).
Known For: Die Fledermaus (Alfred), Great Performances (Faust), Macbeth (Macduff), Der Rosenkavalier (Signer)
