CREATE TABLE table_15524 ("Character" TEXT, "Original West End Cast" TEXT, "Original Broadway Cast" TEXT, "First UK Tour Cast" TEXT, "First US Tour Cast" TEXT)

What is the name of the person who was in the Original Broadway Cast that was Original West End Cast of sheila hancock?
SELECT "Original Broadway Cast" FROM table_15524 WHERE "Original West End Cast" = 'sheila hancock'
SELECT "Original Broadway Cast" FROM "table_15524" WHERE "Original West End Cast" = 'sheila hancock'