CREATE TABLE table_3409 ("No." FLOAT, "#" FLOAT, "Episode" TEXT, "Writer" TEXT, "Director" TEXT, "Original air date" TEXT, "Viewing figure" FLOAT)

What episode number of the season did Tony Basgallop write?
SELECT MIN("#") FROM table_3409 WHERE "Writer" = 'Tony Basgallop'
SELECT MIN("#") FROM "table_3409" WHERE "Writer" = 'Tony Basgallop'