John Allen "Jake" McDorman IV (born July 8, 1986) is an American actor, best known for starring in the leading role of Brian Finch, a struggling musician who takes an intelligence enhancing pill, in the CBS television comedy-drama Limitless, from September 2015 to April 2016.
McDorman also appeared as Evan Chambers in the ABC Family teen drama series Greek (2007–2011).
He also starred in the NBC short-lived sitcom Are You There, Chelsea?, and played the role of Mike Pratt in the Showtime comedy-drama Shameless.
In 2014, McDorman starred in the ABC romantic comedy/drama Manhattan Love Story.
In 2018, McDorman joined the revival of Murphy Brown as Avery, Murphy's son.