David Dale Della Rocco is an American comedian and actor best known for his supporting role in the 1999 film The Boondock Saints. Della Rocco is a friend of The Boondock Saints writer and director Troy Duffy and his role was written specifically for him, playing a character also named David Della Rocco, bringing many of his real-life mannerisms and flair to the character, as well as the character's nickname, "The Funny Man". He played the part of a low-level mobster who helps his two friends, the MacManus brothers, in ridding Boston of criminals and evil. David Della Rocco returns as "Rocco" in the sequel The Boondock Saints II: All Saints Day in a dream sequence guiding the MacManus brothers on their mission. He is a native of Norwich, Connecticut, and studied acting with Susan Peretz in Los Angeles and is also a member of The Actor's Studio.