CREATE TABLE table_27505 ("No. in series" FLOAT, "No. in season" FLOAT, "Title" TEXT, "Directed by" TEXT, "Written by" TEXT, "Original air date" TEXT)

Kim Weiskopf and Jeff Franklin wrote all the no. in series.
SELECT "No. in series" FROM table_27505 WHERE "Written by" = 'Kim Weiskopf and Jeff Franklin'
SELECT "No. in series" FROM "table_27505" WHERE "Written by" = 'Kim Weiskopf and Jeff Franklin'