Question: When 17 is the number in series who is the director?
SQL: SELECT "Directed by" FROM "1-2409041-2" WHERE "No. in series" = 17.0;

Question: When 21 is the number in series what is the air date?
SQL: SELECT "Original air date" FROM "1-2409041-2" WHERE "No. in series" = 21.0;

Question: When 446004 is the production code who are the writers?
SQL: SELECT "Written by" FROM "1-2409041-2" WHERE "Production code" = 446004.0;

Question: When "Body Damage" is the title how many air dates are there?
SQL: SELECT COUNT("Original air date") FROM "1-2409041-2" WHERE "Title" = '"Body Damage"';