He had a Tony-winning role as Arnold Epstein in Biloxi Blues, and appeared in Saturday Night Fever. His roles in Flawless, The Pickle, and King of America brought him additional fame.
He graduated from Fairfax High School in Los Angeles in 1975.
He performed the song, "Old Folks at Home Swanee River" for the soundtrack to the 1980 movie, Fame.
His father was actor and director Sidney Miller.
He played the role of Bobby C in the '70s classic film, Saturday Night Fever, which starred a young John Travolta.