[3] In 1985, Armstrong portrayed drill instructor Sergeant Williams in a production of the play Tracers at the Coronet Theater in Los Angeles.

[4] In 1989, he played Father Larkin, a priest-principal of a Catholic school, in Stand-up Tragedy at the Mark Taper Forum in Los Angeles.

[5][6] In 1992 he appeared in an episode of Quantum Leap as Fred Trump (alongside his future Enterprise co-star Scott Bakula).

[2] In 2008, he had the role of Will Torrey, an American union representative in Ravensridge at the Fremont Centre Theatre in South Pasadena, California.

You can help Wikipedia by expanding it.This article about a United States film and television actor born in the 1950s is a stub.