Robert Spillane is the son of late mobster of New York City, Mickey who's been reportedly fall from his own apartment complex which cause his sudden death. Sad to say, he's brother who just walk home from a coffee shop discovered first other than those other folks who probably dropping by without knowing who's lying on the ground. This story has been confirmed by James McManus, their uncle who recently share his statement in news media.
There is no related foul-play report in regards with Robert Spillane's death because everything was probably pointed out to an unwanted accident. Furthermore, he dropped from the 6th floor of his Hell's Kitchen room from where he accidentally leaned back in an open window and directly fell with no other barrier from the top.
However, Robert is also an actor and has been included before in few television series like Law and Order as well in NYPD Blue. But he is not a full-time star who used to play big roles in television. His friends and colleagues along with few folks who knows about him is now paying tribute to his sudden's death.