Jonathan Kimble Simmons (born January 9, 1955) is an American actor. In television, he is known for playing Dr. Emil Skoda on the NBC series Law & Order, Vernon Schillinger on the HBO series Oz, and Assistant Police Chief Will Pope on TNT's The Closer. From 2017 to 2019, he starred as Howard Silk in the Starz series Counterpart. He portrayed General William Starkey in The Stand (2020 Miniseries).

His performance as Terrence Fletcher in Whiplash (2014) received widespread critical acclaim and earned him more than 30 accolades, including the Academy Award for Best Supporting Actor, the Golden Globe Award, and the BAFTA Award for Best Supporting Actor.

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