Christopher Eugene Chalk (born December 7, 1977) is an American actor. He is best known for his roles as Lucius Fox in the Fox drama series Gotham and Dick Hallorann in the HBO horror series It: Welcome to Derry. He is also known for co-starring in the HBO political drama series The Newsroom and the HBO historical drama series Perry Mason.

Christopher Eugene Chalk^{[citation needed]} was born in Asheville, North Carolina on December 7, 1977. He studied at Asheville High School, graduating in 1996.

He attended the University of North Carolina at Greensboro.

On stage, Chalk is known for his role in the 2010 Broadway play Fences.

He is known for television roles such as journalist Gary Cooper in The Newsroom, Marine Tom Walker in Homeland, and murderer Jody Adair in Justified.

Chalk has also been in multiple Law & Order episodes and appears in Gotham as a young Lucius Fox and in It: Welcome to Derry as a young Dick Hallorann. He appeared in the films 12 Years a Slave (2013) and The Red Sea Diving Resort (2019).^{[citation needed]}

He made his directorial debut with the film Our Deadly Vows in 2023.

Chalk married Kimberley Dalton Mitchell in his hometown of Asheville on April 22, 2017.