Daniel Baldwin is the third eldest child of six, four of whom are star actors (all the boys of the family, oddly enough). He attended Ball State University for about a year, planning to study psychology. He left school and began to work as a stand-up comedian before starting acting in 1988, making his debut in the TV movie Too Good To Be True. He landed a series regular role in Homicide: Life on the Street, staying with the show for three seasons. He later appeared in films like Mulholland Falls (1996) and Vampires (1998) and made guest appearances on television shows like The Outer Limits and NYPD Blue. In 2009, he played Julius Krug in the TV movie Grey Gardens and took on a recurring role in the series Cold Case.
- Worked as a stand-up comedian and professional oddsmaker before he started acting.
- Made his feature-film debut in 1989's Born on the Fourth of July.
- Cofounded a production company Grilletto Entertainment in 2010.
- Appeared in the 2010 documentary 1 a Minute with his brother Billy; the film addressed breast-cancer awareness, an important cause to the Baldwin family since their mother is a breast-cancer survivor.