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Ben Daniels plays Walter Sampson / Brainwave
Netflix
Who is Walter Sampson / Brainwave? Walter Sampson is Sheldon’s brother and a fellow superhero. As his codename suggests, he has powerful psychic abilities that play a crucial role in weakening his enemies.
What else has Ben Daniels been in? After beginning his career on the stage, Daniels bagged a role on the hair salon drama Cutting It, following it up with roles in Law & Order: UK, House of Cards and The Paradise. More recently, he co-starred in FOX’s The Exorcist sequel series and portrayed Antony Armstrong-Jones on The Crown.