Watch The 100 Season 1 Episode 4 online via TV Fanatic with over 5 options to watch the The 100 S1E4 full episode. Affiliates with free and paid streaming include iTunes, Vudu, YouTube Purchase, Hulu, and Google Play.
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After dealing with the loss of one of their own, Clarke and Finn grow closer as they try to communicate with the Ark on The 100.