Watch Magnum P.I. Season 1 Episode 20 online via TV Fanatic with over 1 options to watch the Magnum P.I. S1E20 full episode. Affiliates with free and paid streaming include Amazon.
On The Day It All Came Together Season 1 Episode 20, Magnum's ex, Hannah, shows up with a gunshot wound, and wanting his help to find her missing father.