The most common and most likely answer to this crossword clue is the 6 letter word PICKER
P
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C
K
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Buddy explains!
The straight part
We know that "Thief/who finds him in identity parade" is the straight/definition part of the clue. The straight part is often a synonym or definition, in this case thief/who finds him in identity parade = picker.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.
What does PICKER mean?
PICKER noun- Agent noun of pick; one who picks.
- Any user interface control that selects something.
- A machine for picking fibrous materials to pieces so as to loosen and separate the fibre.
- The piece in a loom that strikes the end of the shuttle and impels it through the warp.
- A priming wire for cleaning the vent, in ordnance.
- (gold panning) A fragment of gold smaller than a nugget but large enough to be picked up.
- One who removes defects from and finishes electrotype plates.
- A pilferer.