John Dullaghan is an actor of 78 (27 novembre 1930 - 18 janvier 2009). John Dullaghan has appeared in 10 shows and 5 movies. A performance to be found in the role of Col. Mark Halver / Mark Halver in the series Magnum, P.I.. In the cinema, in the role of Mr. Musgrave in the feature film Kalifornia.