Jeff Hephner is an American actor whose career began in the 2000s. He debuted in the film Tigerland. He later made his first television role as Keenan O’Brien in the TV series The Jury. After this, he played Matt Ramsey in The O.C. This was followed by roles in a couple of television films. He next starred as Morgan Stanley Buffkin in the short-lived series Easy Money and had a recurring role in Mercy. In the 2010s, he played Red Raymond in The CW’s Hellcats, starred as Ben Zajac / Alex Zajac in the political drama Boss, and played Jeff Clarke in Chicago Fire. He reprised his role in Chicago Med.