James Wolk (born March 22, 1985) is an American actor. He voices Superman on Harley Quinn. He also voiced:
- A street vendor in "Harley Quinn: A Very Problematic Valentine's Day Special"
- An Arkham guard in "B.I.T.C.H."
- A male surrogate in "The First Person to Come Back From a Business Conference Without Chlamydia"
He is known for his starring roles in the CBS comedy series The Crazy Ones (2013–2014), the AMC period drama series Mad Men (2013–2014), the CBS drama thriller series Zoo (2015–2017), the CBS All Access psychological thriller series Tell Me a Story (2018–2019), and the HBO superhero limited series Watchmen (2019) which is another DC property. Wolk also had starring roles in films like You Again (2010), For a Good Time, Call... (2012), The Stanford Prison Experiment (2015), and Mercy (2016).