Episode Hive Logo

The Best Episodes Written By John Mason

Every TV Episode Written by John Mason Ranked from Best to Worst by Thousands of Voters

Episode Rankings

  1. #1 Fan Favorite
    undefined Season 2 Episode 7 - Unnatural Selection
    6.2/10(54 votes)

    #1 - Unnatural Selection

    S2:E7

    Stardate: 42494.8. A mysterious hyper-ageing sickness kills the crew of a Federation cargo ship, and Dr. Pulaski must race against time to find a cure.

    Director:N/A
    Writer:John Mason

    Be the first to start the conversation for this episode

John Mason Ratings Summary