Jimmi Simpson (born November 21, 1975) is an American stage, film and television actor, best known for his recurring roles in television series, such as House of Cards, It's Always Sunny in Philadelphia, Psych, and Westworld.
Elliot, a brilliant but highly unstable young cyber-security engineer and vigilante hacker, becomes a key figure in a complex game of global dominance when he and his shadowy allies try to take down the corrupt corporation he works for.