Question: Who are the writers of the episodes directed by Justin Hartley?
SQL: SELECT "Written by" FROM "1-26464364-1" WHERE "Directed by" = 'Justin Hartley';

Question: On which date did episode # 18 air in the U.S.?
SQL: SELECT "U.S. air date" FROM "1-26464364-1" WHERE "#" = 18.0;

Question: How many million U.S. viewers watched the episode with the production code 3X6004?
SQL: SELECT "U.S. viewers (million)" FROM "1-26464364-1" WHERE "Production code" = '3X6004';

Question: List the titles of episodes written by Anne Cofell Saunders.
SQL: SELECT "Title" FROM "1-26464364-1" WHERE "Written by" = 'Anne Cofell Saunders';

Question: What is the title of the episode directed by Christopher Petry with the production cod 3X6006?
SQL: SELECT "Title" FROM "1-26464364-1" WHERE "Directed by" = 'Christopher Petry' AND "Production code" = '3X6006';