How many letters does the top answer for “composer of beauty and the beast” have?

The most common answer is cocteau (7 letters).

Crossword clue: composer of beauty and the beast

1 answer found in Letterora's clue database (Wikidata facts, Open Trivia DB, WordNet and Webster definitions — all licensed sources).

cocteau 7 letters wd-fact-v3

French writer and film maker who worked in many artistic media (1889-1963)

author of beauty and the beast 50% similar → cocteau, thompson

director of beauty and the beast 50% similar → cocteau, thompson

wrote beauty and the beast 50% similar → cocteau, thompson