So Long at the Fair (play) 1963

Home Free! (play) 1964

The Madness of Lady Bright (play) 1964

No Trespassing (play) 1964

Balm in Gilead (play) 1965

Days Ahead (play) 1965

Ludlow Fair (play) 1965

The Sand Castle (play) 1965

Sex Is Between Two People (play) 1965

This Is the Rill Speaking (play) 1965

The Rimers of Eldritch (play) 1966

Wandering: A Turn (play) 1966

Miss Williams: A Turn (play) 1967

The Gingham Dog (play) 1968

Lemon Sky (play) 1968

One Arm [adaptor; from Tennessee Williams's short story] (screenplay) 1970

Serenading Louie (play) 1970

The Great Nebula in Orion (play) 1971

Sextet (Yes): A Play for Voices (play) 1971

Summer and Smoke [adaptor; from Tennessee Williams's play] (libretto) 1971

The Family Continues (play) 1972

Ikke, Ikke, Nye, Nye, Nye (play) 1972

The Hot l Baltimore (play) 1973

The Migrants [with Tennessee Williams] (screenplay) 1973

The Mound Builders (play) 1975

Brontosaurus (play) 1977

5th of July (play) 1978; revised as Fifth of July, 1982

Taxi (screenplay) 1978

Talley's Folly (play) 1979

*A Tale Told (play) 1981; revised as Talley & Son, 1985

Thymus Vulgaris (play) 1981

Angels Fall (play) 1982

The Three Sisters [translator; from Anton Chekhov's play] (play) 1984

A Betrothal (play) 1986

The Bottle Harp (play) 1987

Burn This (play) 1987

Say DeKooning (play) 1987

A Poster of the Cosmos (play) 1988

The Moonshot Tape (play) 1990

Redwood Curtain (play) 1991

By the Sea by the Sea by the Beautiful Sea (play) 1996

Book of Days (play) 1998

Rain Dance (play) 2000

*Initially, this play was titled Regarding the Bosom of Abraham. Also produced as The War in Lebanon.