CREATE TABLE "table1_28561455_1" (
  "no_in_series" real,
  "no_in_season" real,
  "title" text,
  "directed_by" text,
  "written_by" text,
  "original_air_date" text,
  "u_s_viewers_million" text
);

Question: For how many series were there 11.84 million watchers?
SQL: SELECT "no_in_series" FROM "table1_28561455_1" WHERE "u_s_viewers_million"='11.84';

Question: What's the smallest season number?
SQL: SELECT MIN("no_in_season") FROM "table1_28561455_1";

Question: How many people watched the episode "bad girls"?
SQL: SELECT "u_s_viewers_million" FROM "table1_28561455_1" WHERE "title"='\"Bad Girls\"';

Question: Who wrote the episodes that were directed by Peter O'Fallon?
SQL: SELECT "written_by" FROM "table1_28561455_1" WHERE "directed_by"='Peter O''Fallon';

Question: What was the latest episode number that Meredith Averill wrote?
SQL: SELECT MAX("no_in_series") FROM "table1_28561455_1" WHERE "written_by"='Meredith Averill';

Question: What is the latest episode number that was directed by Tom Dicillo?
SQL: SELECT MAX("no_in_series") FROM "table1_28561455_1" WHERE "directed_by"='Tom DiCillo';