The 18 plays are:

The Shadowy Waters; Cathleen in Houlihan; The Hour Glass; On Baile's Strabd; The Green Helmet; Deirdre; At the Hawk's Well; The Dreaming of the Bones; The Cat and the Moon; The Only Jealousy of Emer; Calvary; Sophocles' King Oedipus; The Resurrection; The Words Upon the Window-Panel; The King of the Great Clock Tower; The Herne's Egg; Purgatory; The Death of Cuchulain.