CREATE TABLE table_25691 ("Episode Number" CLOB, "Title" CLOB, "Villains" CLOB, "Director" CLOB, "Writer" CLOB, "Original airdate" CLOB)

What was the title of the episode where reg lacey (aka mr. b) played the villain?
SELECT "Title" FROM table_25691 WHERE "Villains" = 'Reg Lacey (AKA Mr. B)'
SELECT "Title" FROM "table_25691" WHERE "Villains" = 'Reg Lacey (AKA Mr. B)'