[1][2][3][4] He was known for playing Danny Scalercio in the fourth season of The Sopranos, Mickey Mack in Million Dollar Baby, and Detective Eastman in Lonely Hearts.
MacVittie made guest appearances on television shows, including Miami Vice, The Equalizer, L.A. Law, Homicide: Life on the Street, Sex and the City, Oz, The Unit, Numbers, Blue Bloods and Chicago Med.
In 2002, MacVittie appeared as Danny Scalerio in the HBO drama television series The Sopranos for its fourth season.
He appeared as Mickey Mack in the 2004 Academy Award-winning sports drama film Million Dollar Baby, featuring Clint Eastwood, Hilary Swank and Morgan Freeman.
[3][4] In an interview, Al Pacino said, "His performances were always glistening and crackling; a heart and a joy to watch.