Crossword Genius

Overtime for the small-part actor? (5,4)

Ross

I believe the answer is:

extra work

I'm a little stuck... Click here to teach me more about this clue!

'overtime for the small-part actor?' is the definition.
I know nothing about this answer so I cannot tell whether this works.

'overtime for the small-part actor?' is the wordplay.
'overtime' becomes 'work' (I can't justify this - if you can you should believe this answer much more).
'for' is a charade indicator (letters next to each other) (I've seen this in other clues).
'the small part actor?' becomes 'extra' (I've seen this before).
'work' put after 'extra' is 'EXTRA WORK'.

Can you help me to learn more?

I've seen this clue in The Globe and Mail.
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