Chain,Beverly Hills 90210,Pacific Palisades,Relativity,Alien Nation/The Enemy Within,Alien Nation/The Udara Legacy,Winnetka Road and others; graduated from Spring High School, University of Houston Greg Baldwin (actor) - Uncle Iroh on the Nickelodeon animated series Avatar: The Last Airbender , graduated from Spring High School in 1978. Matthew Bomer (actor) - Neal Caffrey on the