CREATE TABLE "table1_26561506_1" (
  "no" real,
  "num" real,
  "title" text,
  "directed_by" text,
  "written_by" text,
  "patient_portrayer" text,
  "original_air_date" text,
  "production_code" real
);

Question: Who directed the episode with production code 177605?
SQL: SELECT "directed_by" FROM "table1_26561506_1" WHERE "production_code"=177605;

Question: How many episodes are numbered 4 in the season?
SQL: SELECT COUNT("patient_portrayer") FROM "table1_26561506_1" WHERE "num"=4;

Question: What numbered episode is titled "naomi gaines"?
SQL: SELECT "no" FROM "table1_26561506_1" WHERE "title"='\"Naomi Gaines\"';

Question: Who wrote episode number 28?
SQL: SELECT "written_by" FROM "table1_26561506_1" WHERE "no"=28;

Question: What is the highest numbered episode with patient portrayer doug savant?
SQL: SELECT MAX("num") FROM "table1_26561506_1" WHERE "patient_portrayer"='Doug Savant';