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

The most common answer is goldberg (8 letters).

Crossword clue: director of ghost

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

goldberg 8 letters wd-fact-v3

United States cartoonist who drew intricate diagrams of very complicated and impractical contraptions that accomplished

director of ghost rider 67% similar → mendes

director of goya's ghosts 67% similar → forman

director of 9-1-1 50% similar → bassett

director of 90210 50% similar → grimes

director of her 50% similar → phoenix

director of q13415681 50% similar → hamill

director of q20856802 50% similar → gosling

director of q23685878 50% similar → levi