How many letters does the top answer for “director of boogie nights” have?

The most common answer is cheadle (7 letters).

Crossword clue: director of boogie nights

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

cheadle 7 letters wd-fact-v3

hartley 7 letters wd-fact-v3

English philosopher who introduced the theory of the association of ideas (1705-1757)

reynolds 8 letters wd-fact-v3

English portrait painter and first president of the Royal Academy (1723-1792)

director of the night of 67% similar → turturro

author of boogie nights 50% similar → reynolds

composer of boogie nights 50% similar → wahlberg

director of savage nights 50% similar → bohringer

director of the night of the hunter 50% similar → laughton

wrote boogie nights 50% similar → reynolds