[8] Diggs' first major success was the play Close Ties, which premiered at Lexington Conservatory Theatre in August 1980.
[9] The play starred notable stage actress Margaret Barker, Sofia Landon Geier and John Griesemer.
[14] Her next play, Goodbye Freddy, was workshopped at Lexington Conservatory Theatre,[15] followed by its world premiere production at South Coast Repertory in 1983.
[17] The production of Goodbye Freddy was later remounted in New York on September 20, 1985, starring Barbara Eda-Young and Michael Murphy in place of Court Miller, along with Walter Bobbie, Carole Monferdini, Nicholas Cortland and Kit Flanagan.
[18]"As she demonstrated in Close Ties and the one-act Dumping Grounds, the playwright has a keen ear for dialogue and a watchful eye for those offhanded moments when characters accidentally reveal themselves," said New York Times critic Mel Gussow.
Productions include 1987 world premiere at Gloucester Stage Company in Massachusetts followed by International City Theater in Long Beach, California.
[21] In October 1988, she premiered Saint Florence at Capital Repertory Theatre in Albany, NY, after a staged reading of it there in May.