CREATE TABLE table_name_72 (character_name VARCHAR2, release_date VARCHAR2)

What was the character name for the film with a release date of July 29, 1938?
SELECT character_name FROM table_name_72 WHERE release_date = "july 29, 1938"
SELECT "character_name" FROM "table_name_72" WHERE "july 29, 1938" = "release_date"