What does the cryptic crossword clue "Film-maker a man working with trio (8)" mean?

The definition is "Film-maker". The wordplay uses an anagram. anagram of A + MAN + TRIO = ANIMATOR; definition: "Film-maker" The answer is ANIMATOR.

Film-maker a man working with trio (8)

Independent Cryptic #11864 | 1 Down | 2024-10-18 flower