The most common and most likely answer to this crossword clue is the 6 letter word SINBAD
I've seen this crossword clue in The Guardian
S
I
N
B
A
D
More clues leading to the result SINBAD
- Son not out, rotten sailor
- Sailor at home tossing flat fish around
- Sailor‘s laconic moral statement
- Show person‘s choice of rides in Badminton
- Partly believes in Badger, storybook hero!
- Vice overcoming naughty literary sailor
- Heroic storyteller, in black, placed in grave
- Arabian traveller‘s précis of moral lesson?
- It’s not goodto be a sailor
- Crime supported by evil sailor
Buddy explains!

The straight part
We know that "Show person" is the straight/definition part of the clue. The straight part is often a synonym or definition, in this case show person = sinbad.The cryptic/wordplay part
In cryptic crossword there's often an wordplay/cryptic part as well.This part involves a more complex hint, such as an anagram, homophone, hidden word, etc.
Sadly, We don't have an explanation for this specific crossword clue yet.