He also portrayed a recurring character in a number of season 7 and 8 episodes of Will & Grace, in which he played Malcolm, a "top secret agent" and the lover of Karen Walker (Megan Mullally).
He also guest-starred in the first live episode of the series.
From 2006 to 2013, Baldwin starred as Jack Donaghy on the NBC sitcom 30 Rock, winning two Emmy Awards, three Golden Globe Awards, and seven Screen Actors Guild Awards for his work on the show, making him the male performer with the most SAG Awards. He has received worldwide attention and acclaim for his portrayal of Donald Trump on the long-running sketch series Saturday Night Live, both during the 2016 U. presidential election and following the inauguration, a role which won him his third Primetime Emmy in 2017.
Baldwin co-starred in Mission: Impossible – Rogue Nation, the fifth installment of the Mission: Impossible series, released on July 31, 2015. Through his father, Baldwin is descended from Mayflower passenger John Howland, and through this line, is the 13th generation of his family born in North America and the 14th generation to live in North America.
He has played both leading and supporting roles in films such as the horror comedy fantasy film Beetlejuice (1988), as Jack Ryan in the action thriller The Hunt for Red October (1990), the romantic comedy The Marrying Man (1991), the superhero film The Shadow (1994), Thomas and the Magic Railroad (2000), and two films directed by Martin Scorsese: the Howard Hughes biopic The Aviator (2004) and the neo-noir crime drama The Departed (2006).
His performance in the 2003 romantic drama The Cooler garnered him a nomination for the Academy Award for Best Supporting Actor.
and played football there under Coach Bob Reifsnyder.
In New York City, Baldwin worked as a busboy at the disco Studio 54.In 2017, he took over as sole host of TCM's The Essentials following the death of his co-host, Robert Osborne.Baldwin made his film debut with a minor role in the 1987 film Forever, Lulu.He went on to appear as the brother of Valene Ewing and son of Lilimae Clements (played by Joan Van Ark and Julie Harris, respectively) in Knots Landing from 1984 to 1985.In 1986, Baldwin starred in Dress Gray, a four-hour made-for-television miniseries, as an honest cadet sergeant who tries to solve the mystery of a murdered gay classmate.Beginning in 2010, Baldwin appeared in a television campaign for Capital One as their spokesperson.