Tung Thanh Tran is an American actor of Vietnamese descent. He is best known for his supporting role of Tuan in the 1987 film Good Morning, Vietnam

Good Morning, Vietnam

Good Morning, Vietnam is a 1987 American comedy-drama film set in Saigon during the Vietnam War, based on the career of Adrian Cronauer, a disc jockey on Armed Forces Radio Service , who proves hugely popular with the troops serving in South Vietnam, but infuriates his superiors with what they call...

, starring Robin Williams

Robin Williams

Robin McLaurin Williams is an American actor and comedian. Rising to fame with his role as the alien Mork in the TV series Mork and Mindy, and later stand-up comedy work, Williams has performed in many feature films since 1980. He won the Academy Award for Best Supporting Actor for his performance...

 and Forest Whitaker

Forest Whitaker

Forest Steven Whitaker is an American actor, producer, and director. He has earned a reputation for intensive character study work for films such as Bird and Ghost Dog: The Way of the Samurai, and for his recurring role as ex-LAPD Lieutenant Jon Kavanaugh on the gritty, award-winning television...

.

Tran was going to school and working part-time as a janitor at Lane Technical College Prep High School

Lane Technical College Prep High School

Albert G. Lane Technical College Preparatory High School , is a public, four-year, magnet high school located on the north side of Chicago...

 ("Lane Tech"), when he was discovered by Touchstone Pictures

Touchstone Pictures

Touchstone Pictures is an American film production label and is one of several film labels of the Walt Disney Motion Pictures Group. Established in 1984, its releases typically feature more mature themes and darker tones than those that are released under the Walt Disney Pictures banner.Touchstone...

for the part.

Tung starred in 'Good Morning Vietnam' playing the part of Tuan, a member of the Viet Cong who becomes best friends with Robin Williams character, Adrian Cronauer.