Bio: David Greenan was born on September 21, 1943 in Burlington, Vermont, USA. He is an actor, known for Battlestar Galactica (1978), Battlestar Galactica (1978) and The Equalizer (1985).
Tivia: Now a practicing psychologist and family therapist in New York City specializing in counseling. He is also an assistant professor at Teachers College at Columbia University.