Watch Scorpion Season 4 Episode 1 online via TV Fanatic with over 8 options to watch the Scorpion S4E1 full episode. Affiliates with free and paid streaming include Amazon, iTunes, Vudu, YouTube Purchase, Google Play, CBS All Access, Verizon On Demand, and CBS All Access (Via Amazon Prime).
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On Scorpion Season 4 Episode 1, Walter sings his heart out before rallying the team together, including Mark Collins, to save the world from an extinction event.