Martin Cassidy was born in 1938 in Manhattan, New York, USA. He was an actor and writer, known for Halloween 3 - Die Nacht der Entscheidung (1982), Der Fluch des Hauses Dain (1978) and New York Cops: NYPD Blue (1993). He was married to Marian Mercer. He died on August 26, 2013 in Los Angeles, California, USA.
